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Table 3 Systolic and diastolic blood pressure in the KM2H2 and standard care groups at baseline, 6-month, and 30-month post intervention

From: Persistent effect at 30-month post intervention of a community-based randomized trial of KM2H2 in reducing stroke and heart attack among senior hypertensive patients

Variables/Times KM2H2 Control p value
Crude Mean (SD) Adjusted Mean [95% CI] Crude Mean (SD) Adjusted Mean [95% CI]  
Systolic BP
 Baseline 140.72 (17.14) 140.70 [136.72,144.69] 141.67 (17.30) 140.56 [136.67,144.44] 0.94
 6-month 136.15 (16.00) 134.82 [130,41,139.23] 138.38 (15.31) 137.26 [133.12,141.40] 0.31
 30-month 132.71 (13.69) 132.15[127.90,136.39] 136.00 (16.09) 135.17[130.90,139.43] 0.21
Diastolic BP
 Baseline 86.11 (9.32) 84.27 [81.40,87.15] 86.99 (12.26) 85.67 [82.86,88.50] 0.39
 6-month 81.19 (9.17) 79.03 [75.92,82.13] 84.50 (10.03) 83.40 [80.44,86.36] 0.11
 30-month 80.28 (8.69) 78.22 [75.21,81.23] 81.82 (8.56) 79.82 [76.80,82.83] 0.37
  1. Note: SD standard error, CI confidence interval, BP blood pressure. The adjusted mean were estimated and compared by using mixed effects model controlling for the effect of cluster randomization, repeated measures, baseline difference, and covariates