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Kaiser Permanente Division of Research

The Division of Research transforms health through research and finds
the best ways to deliver health care to Kaiser Permanente members and society.

Our Research

Research Spotlight

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Sharp rise in prenatal cannabis use in communities where retail sales were allowed

November 1, 2024

Following the legalization of recreational cannabis use and the start of retail sales in California, rates of prenatal cannabis use increased sharply among pregnant individuals who lived in cities or counties that permitted cannabis retailers, according to new Kaiser Permanente research.

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Free contraception under ACA increased use, reduced pregnancy and abortion

October 31, 2024

New Kaiser Permanente study shows the impact of elimination of cost-sharing for contraception on women’s health.
Image for Hot flash frequency linked to higher risk of type 2 diabetes story

Hot flash frequency linked to higher risk of type 2 diabetes

October 31, 2024

Greater risk of developing diabetes found in those reporting frequent vasomotor symptoms related to menopause, Kaiser Permanente study finds.
Image for More women, young adults being diagnosed with autism story

More women, young adults being diagnosed with autism

October 30, 2024

A large analysis of autism spectrum disorder diagnoses over more than 10 years finds significant increases in young adults, women, and children in some racial or ethnic groups.

Image for Sharp rise in prenatal cannabis use in communities where retail sales were allowed story

Sharp rise in prenatal cannabis use in communities where retail sales were allowed

November 1, 2024

Following the legalization of recreational cannabis use and the start of retail sales in California, rates of prenatal cannabis use increased sharply among pregnant individuals who lived in cities or counties that permitted cannabis retailers, according to new Kaiser Permanente research.

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Publications and Studies

Tools for Clinicians and Collaborators

We provide support and direction to clinician researchers and external partners with all aspects of collaborating, planning, and conducting clinical research within Kaiser Permanente Northern California.

Tools for Clinicians and Collaborators

Our Scientists

Caan, Bette J.

Bette J. Caan, DrPH

Research interests include dietary and anthropometric risk factors for cancer and cancer survival.

Read Scientist’s Bio

Participate in a Study

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Visit the KP Study Search website to find out how participating in research studies benefits participants and society at large, and learn which studies are looking for participants.

Go to KP Study Search

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