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 600-plus staff is working on more than 580 epidemiological and health services research projects.

Woman wearing breast cancer pin

Alcohol Consumption May Increase Breast Cancer Recurrence Risk

Post-menopausal and overweight women may be most susceptible (Oakland, Calif. – December 10, 2009) Moderate consumption of alcoholic beverages (at least three to four drinks per week, no matter the type of alcohol) is associated with a 30 percent increased…

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Mother breastfeeding

Breastfeeding A Child May Protect Women from Metabolic Syndrome, A Condition Linked to Diabetes and Heart Disease in Women

December 3,  2009 (Oakland, Calif.) – Breastfeeding a child may lower a woman’s risk of developing Metabolic Syndrome, a condition linked to heart disease and diabetes in women, according to a Kaiser Permanente study that appears online in Diabetes: The…

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young male and female

Workplace BPA Exposure Increases Risk of Male Sexual Dysfunction, Kaiser Permanente Study Finds

First human study to measure effects of BPA on male reproductive system November 11, 2009 (Oakland, Calif.) – High levels of workplace exposure to Bisphenol-A may increase the risk of reduced sexual function in men, according to a Kaiser Permanente…

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Common Antiretroviral Therapy Drug (Tenofovir) Associated With Decline of Renal Function

Commonly used tenofovir, a nucleootide reverse transcriptase inhibitor (NRTI) used in anti-retroviral therapy (ART) is associated with declines in renal function, according to researchers at the Kaiser Permanente Division of Research in Oakland, CA. The study appears in the current…

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Medical facility

Kaiser Permanente, UCSF awarded $25 million from NIH

100,000 Kaiser Permanente members who have donated DNA for research into the genetic and environmental causes of disease to be studied October 12, 2009 (Oakland/San Francisco, Calif.) – The Kaiser Permanente Research Program on Genes, Environment, and Health (RPGEH) and…

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National Institutes of Health Awards More Than $54 Million to Kaiser Permanente to Conduct Health Research

American Recovery and Reinvestment Act funds will support research in numerous health areas, from genotyping 100,000 members’ DNA Samples to conducting comparative effectiveness research on colon cancer treatments October 12, 2009 (Oakland, Calif.) –  As part of the $5 billion…

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Man hiking

New Assessment Quantifies Risks and Benefits of Warfarin Treatment for Atrial Fibrillation

Kaiser Permanente, Mass General Study Finds Benefits Strongest for Oldest Patients and others at High Stroke Risk Warfarin therapy for patients with atrial fibrillation – the most common type of significant heart rhythm disorder – appears to be most beneficial…

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Man and woman walking dog on a trail

Antioxidants Not Associated With Increased Melanoma Risk

Chicago -- Antioxidant supplements do not appear to be associated with an increased risk of melanoma, according to a report in the August issue of Archives of Dermatology, one of the JAMA/Archives journals. A recent randomized trial of antioxidants for…

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Mature male reading a book

High Cholesterol in Midlife Raises Risk of Late-life Dementia, Kaiser Permanente Study Finds

August 4, 2009 (Oakland, Calif.) – Elevated cholesterol levels in midlife – even levels considered only borderline elevated – significantly increase the risk of Alzheimer’s disease and vascular dementia later in life, according to a new study by researchers at…

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female doctor working on computer

Workplace E-Mail Intervention Program Helps People Sit Less and Eat Better, Kaiser Permanente Study Finds

May 19, 2009 (OAKLAND, Calif.) – A behavioral intervention program delivered by e-mail is an effective way to significantly improve diet and physical activity by helping people move more, sit less, and make healthier food choices, according to a Kaiser…

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