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Table 3 Association between measured blood pressure readings and claims data

From: Further validation that claims data are a useful tool for epidemiologic research on hypertension

Claims algorithm N Sensitivity Specificity Pos. predictive value Neg. predictive value
≥ 1 medical claim 4026 51.77% 85.87% 91.52% 37.67%
≥ 2 medical claim 3339 42.94% 90.41% 92.96% 34.97%