Table 3 The effects of Tai Chi on blood pressure and HbA1c of participants
Variables | All (n = 238) | Tai Chi group (n = 120) | Aerobic exercise group (n = 118) | t/χ2/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 |