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Table 2 Characteristics of patients in the telemonitoring and comparator groups, used for the stratification and matched analyses

From: Examining the effectiveness of telemonitoring with routinely acquired blood pressure data in primary care: challenges in the statistical analysis

  Telemonitoring (n = 399) Comparator group (n = 3484)
Female sex 182/399 (46%) 1845/3484 (53%)
Age Mean 62.5 (SD 9.7) Mean 69.7 (SD 12.3)
Median 64 (IQR 56 to 70) Median 71 (IQR 62 to 79)
Range 29 to 89 Range 20 to 90
SIMD 2012 decile Mean 7.9 (SD 2.5) Mean 7.0 (SD 12.3)
Median 9 (IQR 6 to 10) Median 7 (IQR 5 to 10)
Range 2 to 10 Range 1 to 10
Index systolic BP readinga Mean 139.6 (SD 16.4) Mean 140.0 (SD 18.1)
Median 138 (IQR 128 to 150) Median 138 (IQR 130 to 150)
Range 100 to 188 Range 71 to 240
  1. aIndex systolic BP values were unadjusted for white coat effect
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