California Health Interview Survey Homepage

Making California's Voices Heard on Health

The California Health Interview Survey (CHIS) is the most comprehensive source of health information on Californians. CHIS data are used by legislators, policy makers, local health departments, state agencies, community organizations, advocacy groups, foundations, researchers, and many others.

About CHIS

	Topics covered
	Populations included
	How CHIS is funded
	About the CHIS team

Need a health statistic?

Has provided 328,545 results from the data!

Methods and Documentation

Methodology
Download and read through reports, briefs, and papers regarding the methods used in conducting CHIS.

Questionnaires
Access the technical documents for each age group and CHIS cycle.

Sample Design by County and Race
Learn how CHIS is stratified and view sample numbers for counties, races, and ethnicities.

Published Reports and Articles

CHIS Report: The Health of Californians
Released every two years, this report focuses on the pressing health issues of our diverse California populations.

Topic-Specific Publications
Browse through dozens of reports released by the UCLA Center for Health Policy Research, based upon CHIS data.

Peer-Reviewed Articles
See the list of journal articles and chapters based upon CHIS data, and submit your own.

Data Products and Findings

FAST HEALTH STATISTICS

AskCHIS
Use the quickest, easiest way to get personalized results from CHIS data.

DATA FILE ACCESS

Citing CHIS data

Statewide Data Files
Conduct your own analysis in SAS, SPSS, or Stata. Immediate access.

Sensitive and Geo-Coded Data
Go to our Data Access Center to review our policies regarding more sensitive data usage (apply online).

	More CHIS Resources
		Research Clearinghouse The Clearinghouse helps researchers learn about past studies or those currently in progress. It can help researchers to collaborate and publicize their work.		CHIS Makes an Impact Policymakers, researchers, journalists, advocates and community groups depend on CHIS every day.


		WHAT'S NEW October 2008 CHIS at APHA More Headlines

CHIS is conducted by the UCLA Center for Health Policy Research in collaboration with the California Department of Public Health, the Department of Health Care Services and the Public Health Institute. It is funded by public agencies and private organizations.