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Table 2 Simulation studies: square root of MSE of four methods

From: Prevalence estimation by joint use of big data and health survey: a demonstration study using electronic health records in New York city

True Population PrevalenceSquared Root of MSE
Prevalence (p1) based on outcome used in health survey (Y1)Prevalence (p2) based on outcome used in EHR (Y2)Health Survey (n1 = 500)Post-stratified EHRMosteller estimatorSubject-level imputation model
  1. Square root of MSE for estimating p1 is shown. The size of health survey (n1) and the size of subjects linked between two sources (n12) are both 500. For each row, the best performing method in each row is highlighted in bold