Has California’s COVID-19 winter surge peaked? Here’s what the data show – Los Angeles Times

Has California’s COVID-19 winter surge peaked? Here’s what the data show – Los Angeles Times

Has California’s COVID-19 winter surge peaked? Here’s what the data show – Los Angeles Times

Has California’s COVID-19 winter surge peaked? Here’s what the data show – Los Angeles Times

February 9, 2024

The winter respiratory virus season may have hit its peak in California, with coronavirus levels in sewage and COVID-19 hospitalizations starting to decline following weeks of steady increases.

Should the trend continue, 202324 would be the mildest winter of the COVID era in terms of severe illness free of anything even approximating the devastating and disruptive surges seen in prior years.

While theres been real progress in curbing coronavirus-positive hospitalizations, there are still significant numbers of people getting sick. And despite improvement in patient outcomes thanks to the rollout of vaccines and therapeutics COVID-19 still causes more deaths and new respiratory hospitalizations than the flu.

Despite recent declines, COVID disease levels remain elevated compared to pre-winter, and health officials say its important that residents especially those who are older continue to take steps to protect themselves.

Your next COVID-19 infection could be your worst, so dont gamble with your health, the Centers for Disease Control and Prevention wrote in a social media post. Vaccination reduces risks and severity and keeps you protected.

For the week ending Jan. 27, the most recent for which data are available, there were 2,496 new coronavirus-positive hospitalizations in California, down 16% from the prior week, according to the CDC. The apparent seasonal high was 3,746 new hospitalizations for the week that ended Dec. 30.

Last winters peak for hospitalizations came the last week of 2022, when 5,260 coronavirus-positive patients were admitted.

Decreasing COVID-19 hospitalizations prompted Los Angeles County health officials on Friday to lift an order issued just after Christmas that required healthcare employees and visitors to wear masks at hospitals and other facilities that provide in-patient care.

However, personnel in licensed healthcare facilities who havent been vaccinated against COVID-19 and flu since the autumn must still mask up while working in patient-care areas. This health order lasts until April 30, the end of the respiratory virus season.

In L.A. County, levels of coronavirus detected through wastewater surveillance which the county uses as a baseline to assess COVID activity have dipped. For the week ending Jan. 20, the most recent data available, viral wastewater concentrations were at 64% of the peak recorded last winter. That measurement improved a bit from the prior week, which was 67% of last winters peak and the highest this season.

In the largest sewershed of Santa Clara County, Northern Californias most populous, coronavirus levels are also declining. Viral levels there appeared to peak in mid-January at close to the all-time high seen during the first Omicron wave two winters ago.

For the most recent reading, dated Saturday, coronavirus levels in the San Jos sewershed fell to 49% of the peak from two winters ago. That concentration is still considered high.

In L.A. County, flu and respiratory syncytial virus, or RSV the other two prongs of the tripledemic that stressed California hospitals last winter are still circulating at elevated levels but have declined from their seasonal peak, public health officials said.

Health officials are continuing to urge people to get an updated COVID-19 vaccination if they havent since a new version became available in September. Only 33% of California seniors 65 and older have received the latest shots.

The best vaccination rates for seniors in California are in the San Francisco Bay Area, where 52% of older Sonoma County residents and 56% of those in Marin County have received the most recent COVID-19 vaccine.

Get the updated dose that was formulated to offer better protection against new strains of the virus, the L.A. County Department of Public Health said in a statement. The new vaccine can also restore immunity that may have diminished over time and lessen the risk of getting long COVID.

A study published Thursday by the CDC found that for adults who got an updated vaccine since September, there was 54% increased protection against symptomatic COVID-19 compared with those who did not.

Another study, published in January by the CDC, found that seniors 65 and older who received last winters COVID-19 vaccination were about 50% less likely to have a COVID-related stroke, heart attack or blood clot. A similar finding was made for adults receiving dialysis who also got that vaccination.

Getting COVID-19 has been associated with increased risk of stroke, heart attack and blood clots.

Even with recent improvements in key COVID metrics, officials and experts say its vital that residents take steps to protect themselves and if infected, to lessen the chance they spread the virus.

People who get COVID-19 and have symptoms should stay home until their symptoms are mild and improving and they havent had a fever for 24 hours without medication, California health officials say.

Anyone with a coronavirus infection, whether they have symptoms or not, needs to mask up around others for 10 days after they become sick or first test positive. Failing to do so risks spreading infection. People can remove their masks earlier if they have two consecutive negative rapid test results, taken at least one day apart, according to state guidance.

L.A. County health officials go a step further than the state and recommend waiting for a negative rapid test before leaving home in the 10-day window after symptoms appear or someone first tests positive. A negative rapid test result is not needed after that period.

Santa Clara County health officials also cautioned residents about the risks should residents end isolation before 10 days.

The best scientific information still indicates that individuals with COVID-19 may be infectious for around 10 days after they become sick or test positive, the county Public Health Department said. Given this ongoing risk of COVID-19 transmission, in instances where the benefits outweigh the harms, individuals may consider using additional layers of protection when feasible, such as maximizing indoor ventilation and filtration, working remotely and avoiding large indoor gatherings.

Those who seem to have recovered, but then see their symptoms return or worsen a phenomenon known as COVID rebound should take another rapid test. If that comes back positive, the isolation window resets.

California health officials also recommend people who test positive for the coronavirus avoid contact with seniors and anyone else at high risk for severe COVID-19 for at least 10 days.

The CDCs COVID guidelines differ somewhat from the states. The federal agency recommends that people who test positive stay home for at least five days after they become sick or, if theyre asymptomatic, for at least five days after their first positive test.

The CDC says people may end isolation after Day 5 if their symptoms are improving and theyve been fever-free for 24 hours. Those with moderate illness who experienced symptoms such as difficulty breathing need to isolate through Day 10.

Infected people should wear masks around other people through Day 10. They may remove them earlier if they get two rapid-result negative tests two days apart. But if they continue to test positive, they may still be infectious, and the CDC says they should continue masking until they get two consecutive negative test results at least two days apart. This may mean you need to continue wearing a mask and testing beyond Day 10, the agency says.

If possible, coronavirus-positive people should stay in a separate room, away from family members and roommates who are not infected. Ways to reduce infection among household members include bringing fresh air in by opening the windows, using fans to blow out air and using air purifiers. Infected people should use a separate bathroom, but if theres only one, touched surfaces should be cleaned and disinfected after every use.

Amid reports that people with COVID-19 are having a hard time getting Paxlovid, an antiviral pill that can reduce the severity of COVID-19 illness, health officials say there are a number of ways to access the medicine. But its important to get tested and seek care promptly, as the medication should be started within five days of the onset of symptoms.

Los Angeles County residents can call the countys public health info line, (833) 540-0473, between 8 a.m. and 8 p.m., seven days a week, to discuss free treatment options with a health provider. The county may be able to send medication to residents for free.

Californians who dont have insurance or have a hard time getting anti-COVID-19 medication can schedule a free telehealth appointment by calling (833) 686-5051 or visiting sesamecare.com/covidca. Medication costs may be subject to a copay, depending on your insurance.

A program funded by the National Institutes of Health, featured at test2treat.org, gives adults who test positive for COVID-19 or flu free access to telehealth care and treatment.


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Has California's COVID-19 winter surge peaked? Here's what the data show - Los Angeles Times
Alternating arms for COVID-19 vaccinations strengthens immune response – uscannenbergmedia.com

Alternating arms for COVID-19 vaccinations strengthens immune response – uscannenbergmedia.com

February 9, 2024

Alternating the arm you receive the COVID-19 vaccination shot in could strengthen the immunity response.

A study published by The Journal of Clinical Investigation last month found that switching arms increases blood antibody levels by up to four times. For people who are immunocompromised or elderly, even a small boost in immunity is significant.

Experts said the report has not been corroborated by other research and only surveyed 947 individuals, but the results look promising. Further study will determine the validity of the findings, which may alter all multidose vaccinations including childhood immunizations against Covid.

For Annenberg Media, Im Yana Savitsky.


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Alternating arms for COVID-19 vaccinations strengthens immune response - uscannenbergmedia.com
COVID-19 Infection in Pregnancy Linked to Poor Respiratory Health in Newborns – Medriva

COVID-19 Infection in Pregnancy Linked to Poor Respiratory Health in Newborns – Medriva

February 9, 2024

COVID-19 Infection in Pregnancy Linked to Poor Respiratory Health in Newborns

A recent study published in Nature Communications has discovered a significant link between unvaccinated pregnant individuals who contract COVID-19 and the health of their newborns. More specifically, the study found that these infants had a increased likelihood of developing respiratory distress. The research enrolled over 200 women with COVID-19 in Los Angeles, with approximately 17% of their newborns diagnosed with respiratory issues. This is a higher than average number for newborns, leading to an average hospital stay of 24 days.

Interestingly, none of these newborns tested positive for COVID-19 at birth, suggesting the respiratory distress was indirectly caused by the maternal infection. Significantly, infants born to unvaccinated mothers were three times more likely to be diagnosed with respiratory distress compared to those born to mothers who had received at least one dose of the COVID-19 vaccine. These findings underline the importance of encouraging COVID-19 vaccination during pregnancy and further research to understand the impact of maternal COVID-19 vaccination on chronic pulmonary conditions in infants.

A comprehensive study of almost 200,000 newborns in Sweden and Norway has concluded that maternal receipt of the COVID-19 vaccine during pregnancy poses no risk to infants. Instead, it prevents infants from suffering serious complications. The mortality rate for babies born to mothers who were vaccinated during pregnancy was half the rate of those whose mothers were unvaccinated.

The research included national birth registry data from births from gestational week 22 and onwards after COVID-19 vaccines were available in both countries. It was found that babies born to vaccinated mothers had lower odds for neonatal nontraumatic intracranial hemorrhage and hypoxic ischemic encephalopathy. The findings provide reassurance to public health authorities, clinicians, pregnant individuals, and their families.

A population-based cohort study from Sweden and Norway highlighted that exposure to mRNA COVID-19 vaccination during pregnancy was associated with lower odds of neonatal intracranial hemorrhage, cerebral ischemia, hypoxic ischemic encephalopathy, and neonatal mortality. The study included 94,303 infants exposed to COVID-19 vaccination during pregnancy and 102,167 control infants born between June 2021 and January 2023.

The study found that vaccination during pregnancy has been associated with reduced rates of COVID-19 in pregnant individuals and their newborn infants. Importantly, vaccination during pregnancy has not been associated with adverse pregnancy outcomes or higher admission rates to neonatal care. This study aimed to perform a comprehensive assessment of neonatal safety for mRNA COVID-19 vaccines, with particular priority given to explore neonatal cerebrovascular outcomes.

A number of recent studies have shown that COVID-19 vaccination during pregnancy is not significantly associated with an increased preterm birth risk. In fact, vaccination in the third trimester was associated with a decreased risk of preterm birth, 5-min Apgar <7, and NICU admission. A study conducted in the USA also revealed that COVID-19 vaccination in mothers during pregnancy may lead to a reduced risk of respiratory distress in infants. This adds further weight to the argument for COVID-19 vaccination during pregnancy, for the health and safety of both mother and child.


The rest is here: COVID-19 Infection in Pregnancy Linked to Poor Respiratory Health in Newborns - Medriva
Addressing Vaccine Hesitancy in War Zones: Understanding Adverse Events Post-Vaccination – Medriva

Addressing Vaccine Hesitancy in War Zones: Understanding Adverse Events Post-Vaccination – Medriva

February 9, 2024

Contextualizing the Problem

The COVID-19 pandemic has underscored the importance of vaccinations in controlling the spread of the virus. However, a significant barrier to achieving global vaccination coverage has been hesitancy, often fueled by myths and misconceptions about vaccines. This problem is further amplified in war zones and areas with communication disruptions. In these regions, misinformation can spread unchecked, leading to increased hesitancy and subsequently, a higher risk of virus transmission.

One of the main concerns leading to vaccine hesitancy is the fear of adverse events following vaccination. A recent study conducted in Tigray, Ethiopia a region where vaccination has been stalled due to war sought to address these concerns by assessing the experiences of healthcare workers who received the Janssen COVID-19 vaccine. It found that a significant number of healthcare workers experienced at least one adverse event post-vaccination. However, the most common adverse events were mild to moderate, such as pain at the injection site and headaches. Further, the study found that younger age was significantly associated with the occurrence of adverse events, suggesting that the vaccines side effects are generally manageable and minor among the younger population.

Adding to the problem of vaccine hesitancy is the issue of distribution inequality. Less privileged countries lag behind in vaccination coverage, creating a lopsided global vaccination landscape. The distribution of COVID-19 vaccines is further complicated in areas disrupted by war or communication issues. In these areas, the lack of infrastructure and communication networks makes it difficult to monitor and respond to adverse events following vaccination.

Addressing these challenges requires a combination of robust data collection and effective communication strategies. Local data on the mildness of adverse events can help build confidence in vaccines and counteract misinformation. However, collecting this data in war zones and communication-disrupted areas is difficult due to limited access to healthcare facilities and communication channels. As such, there is a need for better strategies to track and respond to adverse events in these settings.

In conclusion, overcoming the barriers to COVID-19 vaccination in war zones and areas with communication disruptions will require addressing myths and misconceptions, ensuring equitable vaccine distribution, and developing effective strategies for reporting and responding to adverse events. This is a complex task that will require concerted efforts from global health organizations, governments, and local communities. Only then can we hope to achieve the global vaccination coverage necessary to control the spread of COVID-19.


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Addressing Vaccine Hesitancy in War Zones: Understanding Adverse Events Post-Vaccination - Medriva
Latest Research on COVID-19 Vaccine Effectiveness – Medriva

Latest Research on COVID-19 Vaccine Effectiveness – Medriva

February 9, 2024

Unveiling the Latest Research on COVID-19 Vaccine Effectiveness

Recent research findings reveal promising results about the effectiveness of the updated 2023-2024 COVID-19 vaccine. This vaccine has been found to provide significant protection against variants of the coronavirus. According to the CDC data, this vaccine was 54% effective in preventing COVID-19 from mid-September 2023 to January 2024. These findings contribute to the growing body of evidence supporting the use of this vaccine as a preventive measure against the disease.

The potential impact of this vaccine on public health cannot be overemphasized. Widespread vaccination is a critical tool in combating the spread of infectious diseases, including the various COVID-19 variants. Particularly for those at higher risk of severe illness, getting vaccinated is vital. The CDC provides access to these vaccines through its programs and various locations, ensuring that everyone has the opportunity to protect themselves against the virus.

A study assessing the effectiveness of bivalent COVID-19 vaccines in children and adolescents aged 5 to 17 years found impressive results. During the period when the Omicron BA 4-5 sublineages were predominant, the bivalent COVID-19 vaccines offered significant protection. Vaccine effectiveness against laboratory-confirmed SARS-CoV-2 infection was 54.0%, while effectiveness against symptomatic COVID-19 was 49.4%. This data clearly demonstrates the benefit of COVID-19 vaccines in children and adolescents, and it is recommended that all eligible individuals should stay up to date with recommended COVID-19 vaccinations.

The 2023-2024 monovalent XBB 1.5 COVID-19 vaccine has shown to be effective against symptomatic SARS-CoV-2 infection, including co-circulating Omicron variants. The CDCs Advisory Committee on Immunization Practices reports that receipt of the updated COVID-19 vaccine provided approximately 54% increased protection against symptomatic SARS-CoV-2 infection as compared to no receipt of the vaccine. Protection is also offered against JN-1 and other circulating lineages, further emphasizing the importance of staying up to date with vaccinations.

Despite the demonstrated effectiveness of the COVID-19 vaccine, vaccination rates remain relatively low. Current data indicates that only 21% of people over age 18 and 41% of those over age 65 have received the latest vaccine. This underlines the need for a concerted effort to increase vaccination uptake, especially among high-risk individuals. Public health advice strongly emphasizes the need for vaccination as a critical tool in combating the spread of COVID-19.

Overall, the updated monovalent COVID-19 vaccine shows an effectiveness of 54 percent against symptomatic SARS-CoV-2 infection. Importantly, this protection extends to infections caused by JN.1 and XBB-related lineages. However, it should be noted that the effectiveness of the vaccine is expected to wane over time, especially against less severe disease. The findings strongly recommend all persons aged 6 months to stay up to date with COVID-19 vaccination, including receiving a dose of the updated vaccine. The fight against COVID-19 continues, and getting vaccinated remains our strongest weapon.


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Trust in doctors may help overcome COVID vax hesitancy – Futurity: Research News

Trust in doctors may help overcome COVID vax hesitancy – Futurity: Research News

February 9, 2024

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You are free to share this article under the Attribution 4.0 International license.

How Americans view the medical profession shapes whether they are likely to get vaccinated against COVID-19, a new study shows.

Among people who were hesitant or initially didnt want a COVID-19 vaccine, those who trust the medical profession were more likely to ultimately get vaccinated. In addition, people who were vaccinated and reported trusting their own doctor were more likely to get a booster.

In contrast, trust in public officialsincluding national, state, and local leadersdid not shift behaviors around vaccination.

Our research suggests mobilizing the medical community is critical for addressing reluctance, uncertainty, and distrust of vaccines, says Diana Silver, professor of public health policy and management at the New York University School of Global Public Health and the lead author of the study in the journal Preventive Medicine Reports.

Trust in government institutions, experts, and the medical community emerged as flashpoints in the polarized context of the COVID-19 pandemic. Medical professionals, including doctors and nurses, have long played a critical role in educating their patients about vaccination and administering vaccines, but the COVID-19 pandemic brought about new questions on the relationship among experts, trust, and attitudes toward vaccines.

For the study, the researchers analyzed data collected by Social Science Research Solutions from 1,967 US adults who were surveyed twice, once in April 2021 and again in June 2022.

The researchers asked participants about their levels of trust in the medical profession, their own doctor, and national, state, and local officials. The participants also answered questions about their views on the COVID-19 vaccine and whether they were vaccinated (in 2021 and/or 2022) and boosted (in 2022).

Levels of trust varied considerably between those who were vaccinated or eager to be vaccinated and those who were hesitant or refused to be vaccinated.

Among individuals who were vaccinated or eager to do so, 88% reported high levels of trust in their own doctors and 70% had high levels of trust in state and local officials.

In contrast, vaccine-hesitant individuals were far less trusting of officials: 46% reported high levels of trust in their own doctors and about 25% had high levels of trust in state and local officials. This pattern was the same for trust in federal officials and the medical profession.

Among those hesitant to get vaccinated in 2021, trust in the medical profession was associated with ultimately deciding to get vaccinated by 2022. And for those who were vaccinated or eager to be in 2021, trust in ones own doctor was linked to seeking a booster by 2022.

The research also reveals how COVID-19 vaccines have been politicized: holding trust in officials and other factors constant, Republicans and Independents were far less likely to ultimately choose to be vaccinated or seek booster shots than Democrats.

The researchers conclude that engaging the medical profession in communicating the benefits of vaccines will be needed in future pandemics.

The primary care workforce may, in particular, play an important role, given that many have long-standing relationships with their patients and have built trust, says Silver.

The National Science Foundation supported the work.

Source: NYU


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Perceived experts as anti-vaccine influencers – EurekAlert

Perceived experts as anti-vaccine influencers – EurekAlert

February 9, 2024

image:

The coengagement network of users tweeting about COVID-19 vaccines is divided into two large communities. Users are represented as circles and scaled by degree centrality. Edges connect users that were retweeted at least ten times by at least two of the same users. Colors indicate the two largest communities detected using the Infomap algorithm: anti-vaccine (pink) and pro-vaccine (green).

Credit: Harris et al.

While medical professionals and scientific researchers are some of the most effective sources encouraging vaccination, a study finds that individuals who appear to be biomedical experts may also be important anti-vaccine influencers on social media. Mallory Harris and colleagues investigated the scope and importance of perceived experts acting as potential anti-vaccine influencers to characterize the extent of this problem. Using a database of 4.2 million tweets containing keywords about COVID-19 vaccines from April 2021, a critical window for early vaccine uptake, the authors constructed a network of 7,720 accounts containing a large anti-vaccine community (1,879 accounts) and pro-vaccine community (2,241 accounts). Within those communities, 13.1% of accounts (678 users) were characterized as perceived experts, based on educational or professional credentials in their profiles (for example, including Dr. in a username). The authors did not attempt to verify the credentials of the perceived experts, focusing instead on how their expertise might be assessed by an online audience. Perceived experts were strikingly common in the anti-vaccine community (9.8%), though less common than the 17.2% of users who were perceived experts in the pro-vaccine community. In both communities perceived experts were central in the networks and received more likes and retweets than users who were not perceived experts. Perceived experts in the anti-vaccine community shared both academic articles and sources likely to be misinformation. According to the authors, potential interventions to reduce the impact of anti-vaccine misinformation spread by perceived experts include public education on evaluating source credibility, mechanisms to verify credentials on social media platforms, and disciplinary actions by medical boards against health professionals who spread misinformation.

Perceived experts are prevalent and influential within an antivaccine community on Twitter

6-Feb-2024

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.


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Perceived experts as anti-vaccine influencers - EurekAlert
Bivalent COVID-19 Vaccines: Protection, Prevention, and Benefits – Medriva

Bivalent COVID-19 Vaccines: Protection, Prevention, and Benefits – Medriva

February 9, 2024

Finding Protection in Bivalent COVID-19 Vaccines

A recent study has provided valuable insights into the role of bivalent COVID-19 vaccines in protecting children and adolescents from SARS-CoV-2 infection and symptomatic COVID-19. This research highlights the importance of continuing vaccination efforts for younger age groups, as it demonstrates the effectiveness of these vaccines in reducing the spread of the virus and the risk of developing severe symptoms.

According to a study from the U.S. Centers for Disease Control and Prevention, COVID-19 vaccination helps prevent the disease in children and adolescents. The study focused on the protective effect of the bivalent booster vaccine for both infection and symptomatic illness. The vaccine was found to be about 54 percent effective at preventing infection outright, and vaccinated children who caught COVID-19 were about 50 percent more likely to avoid severe symptoms. The vaccine demonstrated greater effectiveness in younger children, with an efficacy rate of about 60 percent in children aged 5-11, compared to about 48 percent in adolescents aged 12-17. Furthermore, children who previously had COVID-19 and were vaccinated with the bivalent booster were about 64 percent less likely to get infected or experience severe illness.

The bivalent COVID-19 vaccines study included 2,959 participants aged 5 to 17 years. The data demonstrated the benefit of the COVID-19 vaccine in this age group, emphasizing the importance of keeping all eligible children and adolescents up to date with recommended COVID-19 vaccinations.

Research from a group of U-M researchers, which evaluated 80 studies and 150 million observations, found that all sequential doses provided substantial benefit in terms of preventing hospitalization and death. This study supports the practice of periodically updating COVID-19 vaccines for currently circulating variants, and showed that the fall 2022 bivalent vaccine provided strong protection against hospitalization and death.

Multiple recent studies suggest that getting vaccinated for COVID-19 helps reduce the risk of long COVID in both children and adults. Updated booster shots reduce the risk of hospitalization and death among older adults, with bivalent updated booster shots being roughly 72% effective against hospitalization and 68% effective against COVID-19 related death. The studies also suggest that the time of day when the vaccine is received may impact its effectiveness, indicating that it may be better to receive a COVID-19 vaccine during the day instead of the evening. Early evidence suggests that updated bivalent booster shots help protect against newer Omicron subvariants.


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Updated Covid-19 Vaccine: Effectiveness Against XBB.1.5 Variant | Health News – Medriva

Updated Covid-19 Vaccine: Effectiveness Against XBB.1.5 Variant | Health News – Medriva

February 9, 2024

In the continuing battle against the Covid-19 pandemic, with its ever-changing variants, a beacon of hope has emerged. According to recent data from the Netherlands, the updated Covid-19 vaccine displays an effectiveness of 70.7% against hospitalization from the XBB.1.5 variant. This new strain has been causing concern worldwide due to its potential impact on public health, but the updated vaccine provides a promising defense.

Groundbreaking research has shed light on the effectiveness of the updated Covid-19 booster vaccines, particularly the XBB.1.5 updated variant. This booster has been found to offer approximately 54% increased protection against symptomatic infections, including the JN.1 variant. This is a significant milestone in the fight against the pandemic, especially as we adapt to newer variants such as XBB 1.5, XBB 1.16, and EG 5.1. These findings highlight the importance of the BA 4/5 bivalent booster, especially in an era where there is a concerningly slow uptake of vaccines and boosters among older persons.

Moreover, the ChulaCov19 mRNA vaccine has shown promising results, eliciting high neutralizing antibodies and strong T cell responses. This is a critical advancement, as understanding COVID-19 vaccines and their approvals is crucial in managing the pandemic. The Pfizer and Moderna COVID-19 vaccines, which are fully FDA approved, and the Novavax vaccine, authorized for use through an emergency use authorization (EUA), have also played a significant role in curbing the pandemic.

New preprint research suggests that updated 2023-2024 COVID-19 vaccines help prevent severe illness and reduce the risk of long COVID. Moreover, updated vaccines have been found to be effective against the XBB.1.5 variant. Particularly among adults aged 60 and older, new Dutch research suggests that an updated Pfizer vaccine could help protect against severe illness. There is also evidence that updated booster shots reduce the risk of hospitalization and death among older adults.

Interestingly, a retrospective study found that COVID-19 vaccine effectiveness may fluctuate based on the time of day the vaccine is received. Daytime vaccination potentially provides more benefits, a discovery that could have significant implications for future vaccination strategies.

The latest Covid-19 vaccine offers strong protection against symptomatic infection, including from the XBB.1.5 variant. Updated Covid-19 vaccines provided 54% protection against symptomatic infection among immunocompetent adults. While the goal of the US Covid-19 vaccination program is to prevent severe disease, measuring vaccine effectiveness against symptomatic infection offers an extra early look at how well the vaccines are working. This is often the first estimate thats available because more people get an infection than are hospitalized, thus providing a large enough population to study sooner.

As we continue to navigate this global pandemic, its clear that updated vaccines and boosters are our best defense against newer variants. They offer significant protection against severe illness, hospitalization, and death, particularly among older adults. As the virus continues to evolve, its crucial we stay informed and adhere to recommended vaccination schedules for optimal protection.


Follow this link: Updated Covid-19 Vaccine: Effectiveness Against XBB.1.5 Variant | Health News - Medriva
Understanding the Role of Trust in COVID-19 Vaccination – Medriva

Understanding the Role of Trust in COVID-19 Vaccination – Medriva

February 9, 2024

Understanding the Role of Trust in COVID-19 Vaccination

A new study by researchers at the NYU School of Global Public Health underscores the significant role that trust in the medical profession plays in determining COVID-19 vaccination behavior. The study analyzed data from 1,967 U.S. adults and found a clear correlation: individuals who trust the medical profession were more likely to choose to get vaccinated and seek booster shots. This relationship held true regardless of trust in public officials, revealing the unique and crucial role of health professionals in vaccine uptake.

The study reported varying trust levels among different demographic groups. Black and Hispanic individuals, in particular, reported lower levels of trust. This finding points toward the need for targeted efforts to build trust and promote vaccination within these communities. It further emphasizes the importance of the medical community in this endeavor, as their engagement could prove pivotal in promoting vaccination and addressing vaccine hesitancy.

Interestingly, the study also shed light on the politicization of COVID-19 vaccines. It found that Republicans and Independents were less likely to choose vaccination or seek booster shots than Democrats. This politicization of health decisions could pose a significant barrier to achieving herd immunity and underscores the need for depoliticized, science-based communication about vaccines.

While much has been said about vaccine hesitancy, an editorial published in the New England Journal of Medicine by two pediatricians from the University of Colorado Anschutz Medical Campus suggests a reassessment of this narrative. They argue that the prevailing media narrative on vaccine hesitancy could distort reality and that a significant majority of parents still choose to vaccinate their children. However, vaccine hesitancy does exist and its impact on global health can be substantial, particularly in the context of the COVID-19 pandemic.

Addressing vaccine hesitancy is no small task. It requires a comprehensive, culturally sensitive approach tailored to specific societal contexts. The study from NYU School of Global Public Health indicates that trust in doctors and nurses is linked to higher vaccination rates. Therefore, involving medical professionals in addressing vaccine hesitancy could significantly boost vaccine confidence and uptake.

The findings of this study have important implications for future pandemic responses. As we continue to navigate the COVID-19 pandemic and prepare for potential future health crises, it is crucial to engage the medical community in communicating the benefits of vaccines and addressing vaccine hesitancy. Building trust in the medical profession among different demographic groups could prove instrumental in promoting vaccination and ensuring public health.


Read more: Understanding the Role of Trust in COVID-19 Vaccination - Medriva