Table 1.
Baseline Characteristics of the Study Participants
| Tai Chi Chih |
Health Education |
P value | |||
|---|---|---|---|---|---|
| PSQI < 5 (n = 29) | PSQI ≥ 5 (n = 30) | PSQI < 5 (n = 31) | PSQI ≥ 5 (n = 22) | ||
| Age, ya | 69.6 (6.3) | 69.7 (6.1) | 69.8 (7.6) | 70.7 (7.5) | 0.94 |
| Womenb | 19 (65.5) | 22 (73.3) | 16 (51.6) | 14 (63.6) | 0.36 |
| Non-Whiteb | 2 (6.9) | 9 (30.0) | 6 (19.4) | 4 (18.2) | 0.93 |
| Marriedb | 15 (51.7) | 13 (43.3) | 17 (54.8) | 13 (59.1) | 0.70 |
| Education, ya | 16.7 (2.5) | 16.6 (2.3) | 16.2 (2.3) | 15.3 (2.7) | 0.16 |
| Annual income, $a,c | 62.3 (39.7) | 48.5 (30.5) | 72.5 (51.9) | 52.4 (39.5) | 0.18 |
| BDI scorea | 3.8 (3.4) | 6.0 (4.8) | 2.6 (3.1) | 7.5 (4.4) | 0.001 |
| Physical activity, metabolic equivalents/wka | 251.3 (26.9) | 259.3 (25.5) | 258.5 (30.6) | 249.8 (20.5) | 0.43 |
a
Data presented as mean (SD).
b
Data presented as number (%).
c
Annual income is × 1000.
PSQI refers to Pittsburgh Sleep Quality Index; BDI, Beck Depression Inventory.