Table 3.
Cut-off points of the Pittsburgh Sleep Quality Index in relation to the level of physical activity.
| N (%) | Physical activity level | p | Phi | |||
|---|---|---|---|---|---|---|
| Total (N=855) |
Sufficiently Physically Active (N=529-61.87%) |
Insufficiently Physically Active (N=325-38.01%) |
χ2(1,838) | |||
| PSQI-6 | 22.971 | < .001 | 0.17 | |||
| > 5 | 474 (56.6) | 259 (50.1) | 215 (67.0) | |||
| ≤ 5 | 364 (43.4) | 258 (49.9) | 106 (33.0) | |||
| PSQI-8 | 19.152 | < .001 | 0.15 | |||
| > 8 | 205 (24.5) | 100 (19.3) | 105 (32.7) | |||
| ≤ 8 | 633 (75.5) | 417 (80.7) | 216 (67.3) | |||
| PSQI-5 | 19.293 | < .001 | 0.15 | |||
| ≥ 5 | 578 (69.0) | 328 (63.4) | 250 (77.9) | |||
| < 5 | 260 (31.0) | 189 (36.6) | 71 (22.1) | |||
PSQI6 (≤ 5 Indicates good sleep quality; > 5 Indicates bad sleep quality); PSQI8 (≤ 8 Indicates good sleep quality, > 8 Indicates bad sleep quality); PSQI5 (< 5 Indicates good sleep quality, ≥ 5 Indicates bad sleep quality).