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Title
Subgroup-specific effects of questionnaire wording on population-based estimates of mammography prevalence.
Authors
Siegel, P Z; Qualters, J R; Mowery, P D; Campostrini, S; Leutzinger, C; McQueen, D V
Abstract
This study investigated whether an apparent downturn in prevalence rates of mammography use reported in the 1992 Behavioral Risk Factor Surveillance System (BRFSS) questionnaire resulted from a change in questionnaire wording.
Publication
American journal of public health, 2001, Vol 91, Issue 5, p817