VACCINATION

This study looked at how well the MenBVac vaccine protects children against a specific type of meningitis B bacteria. Researchers measured the immune response in 218 children who had already received five doses of the vaccine. The goal was to see if the children had enough antibo…

This study tested whether automated phone reminders, real-time appointment alerts, and motivational counseling could help more children complete their routine vaccines on time. Over 2,800 parents and caregivers in a low-resource setting took part. The goal was to see if a simple …

This trial evaluates whether a hospital-based remedial vaccination strategy can improve Tdap-IPV (tetanus, diphtheria, pertussis, polio) vaccination rates in adults aged 65 and older in the Sarthe region of France. Participants are randomly assigned to receive either the remedial…

This study tested whether sending text message reminders to parents could increase routine vaccination rates in children aged 0-2 years. Over 1,000 families in Brooklyn, New York, whose children were behind on vaccines received texts when shots were due or coming due. The goal wa…

This study tested whether giving monthly nutritional supplements (SQ-LNS) to children aged 6-23 months could increase measles vaccination rates in northern Nigeria. Over 3,800 children participated across 20 wards. The goal was to see if the supplement acted as an incentive for f…

This study tested two creative ways to increase childhood vaccination rates in Indonesia: sending mobile vaccine vans into neighborhoods and holding conferences with religious leaders. Over 2,400 adults participated in surveys about their children's vaccination status. The goal w…

This study tested different strategies to increase RSV vaccination among 50 pregnant people. The goal was to find the best way to encourage vaccination at the right time during pregnancy to protect newborns from severe RSV. The study compared early and late vaccination timing alo…

This study tested two simple devices—ShotBlocker and a vibration pen—to see if they could reduce pain in healthy infants during routine vaccinations. 96 babies aged 2-6 months were randomly assigned to one of the devices or a control group. Pain was measured using a standard scal…

This study from the University of Sao Paulo looked at whether measuring blood pressure during an exercise test can help predict outcomes in adults with flu-like symptoms, especially those who are unvaccinated. Researchers enrolled 62 participants and followed them for 30 days. Th…

This study tested how different weblink designs in digital vaccination invitation emails affect trust and willingness to book an appointment. Over 4,000 participants from the UK and US viewed one of three email versions with different link formats. The goal was to find which link…

This study tested how different web link formats in vaccination invitation emails affect trust and willingness to book an appointment. Over 1,200 participants from the UK and US viewed one of three email versions with different link styles. The goal is to find the most trustworth…

This study tested whether the design of weblinks in digital vaccination invitations affects trust and willingness to book an appointment. Over 1,200 adults from the UK and US viewed either a standard or a clearer, more transparent weblink. The goal was to see if a better link mak…

This study tested different ways of sharing a short video about flu and COVID-19 vaccines to see how trust changes based on who shares it. Over 500 adults in California watched the video, which was created with input from Indigenous community members. The video was shared either …

This study tested whether posting local wastewater virus levels on social media could increase COVID-19 booster shots. Researchers compared two New York counties—one that saw the posts and one that didn't—using public health records. The goal was to see if seeing real-time virus …

This study looked at whether exposure to PFAS chemicals (found in some water supplies) can weaken the body's immune response to the tetanus and diphtheria booster vaccine. Twenty adults from a community with known PFAS exposure received the vaccine and had blood and saliva sample…

This study looked at whether a clinical pharmacist could help increase pneumococcal vaccination rates in patients at high risk for infection when they leave the hospital. Researchers tracked how many vaccine prescriptions were given to 167 at-risk adults. The goal was to see if t…

This completed study surveyed 1,786 US adults to understand which psychological traits—like needle fear, distrust, or open-mindedness—are most strongly linked to vaccine attitudes and history. Participants answered questions online about their feelings toward vaccines and which a…

This study looked at how well recommended vaccines protect adults who have had a stem cell transplant. Researchers took blood samples from 152 transplant recipients before and after vaccination to measure antibody levels against diseases like tetanus, diphtheria, and hepatitis B.…