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Table 3 The effects of Tai Chi on blood pressure and HbA1c of participants

From: Comparison of the effects of Tai Chi and general aerobic exercise on weight, blood pressure and glycemic control among older persons with depressive symptoms: a randomized trial

Variables All (n = 238) Tai Chi group (n = 120) Aerobic exercise group (n = 118) t2/Z P value
Hypertension n (%)
  At baseline 111 (46.64) 54 (45.00) 57 (48.31) 0.261 0.609
  Week 12 111 (46.64) 54 (45.00) 57 (48.31) 0.261 0.609
Systolic pressure (mmHg)
  At baseline (Mean ± SD) a 132.90 ± 16.53 131.53 ± 15.89 134.30 ± 17.12 -1.295 0.197
  Week 12 121.50 (30.0) 120.0 (30.0) 125.50 (22.0) -2.282 0.022
  Difference 8.0 (7.0) 9.50 (6.0) 6.0 (10.0) -3.527  < 0.001
Diastolic pressure (mmHg)
  At baseline 81.0 (15.0) 80.0 (15.0) 82.0 (14.0) -1.404 0.160
  Week 12 75.0 (18.0) 71.0 (15.0) 79.0 (8.0) -3.360 0.001
  Difference 4.50 (9.0) 6.0 (8.0) 4.0 (6.0) -3.887  < 0.001
HbA1c (%)
  At baseline 7.90 (2.90) 7.80 (4.0) 7.90 (2.20) -0.392 0.695
  Week 12 7.55 (2.80) 7.10 (3.0) 7.70 (2.30) -2.084 0.037
  Difference 0.40 (1.0) 0.70 (1.0) 0.20 (0.40) -4.446  < 0.001
  1. Note: SD Standard deviation, HbA1c Glycosylated Hemoglobin
  2. a Systolic pressure (at baseline) was described as Mean ± SD, other variables were described as median and inter-quartile
  3. Independent t-test, chi-square test and Mann–Whitney U test were used