COVID-19 vaccination not tied to postmenopausal bleeding
Kaiser Permanente study does not support anecdotal reports that postmenopausal bleeding was common after COVID-19 vaccination.
Kaiser Permanente
Division of Research Spotlight
The Kaiser Permanente Division of Research conducts, publishes, and disseminates epidemiologic and health services research to improve the health and medical care of Kaiser Permanente members and society at large. We seek to understand the determinants of illness and well-being, and to improve the quality and cost-effectiveness of health care. Currently, DOR’s 550-plus staff is working on more than 350 epidemiological and health services research projects.
Messages from doctors increased COVID-19 vaccination among Black, Latino elders
Elderly Black and Latino people were more likely to get a COVID-19 vaccination after they received an email or letter from their Kaiser Permanente doctor, new research finds.
COVID-19 patients did better if they had booster vaccination
A large Kaiser Permanente analysis of COVID-19 patients confirms the value of vaccination, finding higher rates of hospitalization and advanced medical care for COVID-19 patients who were unvaccinated, were vaccinated but not boosted, or who had an additional health condition such as obesity or heart disease.
Study offers reassurance to pregnant patients using biologic medications for autoimmune disorders
A new study led by Kaiser Permanente researchers provides reassurance about vaccinating infants whose mothers took biologic medications for an autoimmune disorder during pregnancy.
Lower in-hospital mortality for vaccinated patients hospitalized with COVID-19
COVID-19 patients in Kaiser Permanente Northern California hospitals during the delta surge of 2021 were less likely to die in the hospital of COVID-19 if they were vaccinated, new research finds.
No serious health effects linked to mRNA COVID-19 vaccines
Federal and Kaiser Permanente researchers combing the health records of 6.2 million patients found no serious health effects that could be linked to the 2 mRNA COVID-19 vaccines.
COVID-19 vaccine trial enrolls children aged 5-11 at 3 sites in Northern California
About 75 children are scheduled to receive their first vaccination against COVID-19 as part of the Pfizer/BioNTech vaccine clinical trial through Kaiser Permanente Northern California.
Kaiser Permanente data key to nation’s COVID-19 vaccine surveillance strategy
Kaiser Permanente’s Vaccine Study Center is leading a key part of the national safety surveillance effort for the COVID-19 vaccines, tracking patient data for serious side effects.
It’s flu season: What you need to know about the research
What does it take to be sure the annual flu vaccine is effective and safe? Research. In a podcast, Nicola Klein, head of the Vaccine Study Center, tackles some common questions about the vaccine and recent findings.
Study identifies geographic clusters of pregnant women who missed flu shots
A Kaiser Permanente analysis of women who did not get flu shots during their pregnancies found the women clustered in geographic “hot spots.” These women tended to have fewer prenatal medical visits and live in low-income neighborhoods.
