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YRBSS
History of Participation & Data Quality, 1991-2005

<<Back to YRBSS >> Survey Participation Map | History by State | History by City




Youth Risk Behavior Survey, 1991-2005
Data History and Quality by
City and Year

Weighted Weighted1 Unweighted Unweighted2 -- Did not participate3
 

Cities 1991 1993 1995 1997 1999 2001 2003 2005
Baltimore, MD -- -- Unweighted Unweighted Unweighted Unweighted Weighted Weighted
Boston, MA Unweighted Weighted Weighted Weighted Weighted Weighted Weighted Weighted
Broward County, FL Weighted Weighted Weighted Weighted Weighted Weighted Weighted Weighted
Charlotte-Mecklenburg, NC -- -- -- -- -- -- -- Weighted
Chicago, IL Weighted Weighted Weighted Weighted Weighted Weighted Weighted Weighted
Dallas, TX Weighted Weighted Weighted Weighted Weighted Weighted Weighted Weighted
Dekalb County, GA -- -- -- -- -- -- Weighted Weighted
Denver, CO -- Unweighted Weighted -- -- -- -- --
Detroit, MI -- -- Unweighted Weighted Weighted Unweighted Weighted Weighted
District of Columbia Unweighted Weighted Unweighted Weighted Weighted Unweighted Weighted Weighted
Hillsborough County, FL -- -- -- -- -- -- Weighted Weighted
Houston, TX -- -- Weighted Weighted Weighted Weighted Unweighted Unweighted
Jersey City, NJ Weighted Weighted Weighted Weighted -- -- -- --
Los Angeles, CA -- -- Unweighted Weighted -- Weighted Weighted Weighted
Memphis, TN -- -- -- -- -- -- Weighted Weighted
Miami-Dade County, FL Weighted Weighted Weighted Weighted Weighted Weighted Weighted Weighted
Milwaukee, WI -- -- -- -- -- Unweighted Weighted Weighted
New Orleans, LA -- Unweighted Weighted Weighted Weighted Unweighted Weighted Weighted
New York City, NY Unweighted Unweighted -- Weighted Weighted Weighted Weighted Weighted
Newark, NJ -- -- -- Unweighted -- -- -- --
Orange County, FL -- -- -- -- -- Weighted Weighted Weighted
Palm Beach County, FL -- -- -- -- Weighted Weighted Weighted Weighted
Philadelphia, PA Weighted Unweighted Weighted Weighted Weighted Weighted Weighted Unweighted
San Bernardino, CA -- -- -- -- Unweighted Weighted Weighted Weighted
San Diego, CA Weighted Weighted Weighted Weighted Weighted Weighted Weighted Weighted
San Francisco, CA Unweighted Unweighted Unweighted Weighted Unweighted Weighted Unweighted Weighted
Seattle, WA -- Weighted Weighted -- Weighted -- -- --
Total Participating 11 14 17 17 17 19 22 23
Total Unweighted 4 5 5 2 3 5 2 2
Total Weighted 7 9 12 15 14 14 20 21
Percent Weighted 63.6 64.3 70.6 88.2 82.4 73.7 90.9 91.3

1. Weighted results means that the survey got an overall response rate of at least 60%. Weighted results are representative of all students in grades 9-12 attending schools in each jurisdiction. With weighted data, it is possible to say, for example, "X% of students in state Y never or rarely wore a seat belt when riding in a car with someone else."

2. Unweighted data represent only the students who completed the survey.

3. (--) Indicates that the site was either not funded or elected to not participate.





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Page last reviewed: July 10, 2006
Page last modified: July 10, 2006
Content source: National Center for Chronic Disease Prevention and Health Promotion, Division of Adolescent and School Health

Division of Adolescent and School Health
National Center for Chronic Disease Prevention and Health Promotion
Centers for Disease Control and Prevention
Department of Health and Human Services