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Table 2 Cross-tabulation of self-reported versus actual adherence1

From: A cohort study of possible risk factors for over-reporting of antihypertensive adherence

  

Actual Adherence2

 

Self-Reported Adherance

Cell counts (%)

<1 Day/Week

≥ 1 Day /Week

Row Totals (%)

 

<1 Day/Week

147 (51.4)

78 (27.3)

225 (78.7)

 

≥ 1 Day/Week

18 (6.3)

43 (15.0)

61 (21.3)

 

Column Totals (%)

165 (57.7)

121 (42.3)

286 (100.0)

  1. 1Adherence defined as number of days when 1 or more doses were missed 2Electronically measured using MEMS-4