Table 3.
Comparisons of variables between Tai Chi and Control groups at endtest
| Dependent variables | Mean ± SD
|
Difference | Significance | |
|---|---|---|---|---|
| Tai Chi (n = 39) | Control (n = 34) | |||
| BMI (kg/m2) | 23.22 ± 1.24 | 24.45 ± 0.76 | −1.23 | 0.000* |
| WHR (cm) | 0.91 ± 0.05 | 0.95 ± 0.02 | −0.04 | 0.001* |
| Systole (mmHg) | 134.51 ± 4.96 | 146.51 ± 6.54 | −12 | 0.000† |
| Diastole (mmHg) | 80.95 ± 3.63 | 82.41 ± 3.84 | −1.46 | 0.093 |
| Pulse (bpm) | 76.72 ± 3.23 | 82.86 ± 3.20 | −6.14 | 0.000* |
| Chair stand (stands) | 20.26 ± 2.39 | 16.00 ± 2.11 | 4.26 | 0.000* |
| Arm curl (times) | 20.69 ± 2.46 | 16.41 ± 2.13 | 4.28 | 0.000* |
| 2-minute step (steps) | 91.62 ± 6.28 | 84.50 ± 5.59 | 7.12 | 0.000* |
| Chair sit reach (cm) | 3.67 ± 3.23 | −0.65 ± 4.66 | 4.32 | 0.000† |
| Back scratch (cm) | 3.10 ± 2.68 | −1.74 ± 3.80 | 4.84 | 0.000* |
| 8 foot up and go (second) | 6.11 ± 0.71 | 7.22 ± 0.62 | −1.11 | 0.000* |
| PCS (scale) | 80.31 ± 6.85 | 47.32 ± 24.51 | 32.99 | 0.000† |
| MCS (scale) | 76.36 ± 5.76 | 49.53 ± 20.52 | 26.83 | 0.000† |
| SF-36 total (scale) | 80.18 ± 6.56 | 47.97 ± 24.52 | 32.21 | 0.000† |
Notes:
*
Student’s t-test;
†
Mann–Whitney test.
Abbreviations: BMI, body mass index; WHR, waist–hip ratio; MCS, mental component summary; PCS, physical component summary; SF-36, Short Form-36; bpm, beats per minute.