ORIGINAL RESEARCH
Tracking Chronic Disease and Risk Behavior Prevalence as Survey Participation Declines: Statistics From the Behavioral Risk Factor Surveillance System and Other National Surveys

Year	Response Rate, %
1993	72
1994	70
1995	69
1996	63
1997	62
1998	59
1999	55
2000	49
2001	51
2002	58
2003	53
2004	53
2005	51
2006	51

Figure. Response rates for the Behavioral Risk Factor Surveillance System, 1993–2006 (Reference 1).

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The findings and conclusions in this report are those of the authors and do not necessarily represent the official position of the Centers for Disease Control and Prevention.

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ORIGINAL RESEARCH Tracking Chronic Disease and Risk Behavior Prevalence as Survey Participation Declines: Statistics From the Behavioral Risk Factor Surveillance System and Other National Surveys

ORIGINAL RESEARCH
Tracking Chronic Disease and Risk Behavior Prevalence as Survey Participation Declines: Statistics From the Behavioral Risk Factor Surveillance System and Other National Surveys