Judith A. Long, Melissa I. Bamba, Bruce Ling, Judy A. Shea
Abstract:Many studies evaluating racial disparities in health come from the Veterans Health Administration (VHA) and are based on secondary and administrative data. Often race/ethnicity data are missing in these sources. Knowing how investigators treat missing data is critical in evaluating potential biases. The objectives of this systematic review were to quantify: (1) the data sources for VHA racial/ethnic disparity studies; (2) how missing race/ethnicity data were handled; and (3) the extent of missing race/ethnicit…
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