A similar rubric was used to rank validity assessments. Higher rankings were achieved by authors who conducted reliability tests using repeated test/retest measures, or who conducted tests using multiple samples. Assessments of the quality of each publication were undertaken using a categorical rubric. In order to assess the reliability and validity of prevalence estimates taken from the BRFSS, scholarship published from 2004–2011 dealing with tests of reliability and validity of BRFSS measures was compiled and presented by topics of health risk behavior. A systematic review of publications assessing reliability and validity of the Behavioral Risk Factor Surveillance System (BRFSS), 2004–2011 External 2013, 13:49 While many of these studies look at particular topic areas, the annotated list of publications below provides information across topics and illustrates the future of the BRFSS as a reliable and valid source of information on health related issues: There have been numerous studies that have examined issues related to the reliability and validity of the BRFSS and the system’s ability to provide both valid national estimates, within state estimates and comparisons across states ( see bibliography). BRFSS Data Quality and National Estimates
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