Table 3.
Scores in the SF-36 dimensions of the nondisabled population (N = 8112) and the disabled population (N = 303), score differences, and effect sizes
| Nondisabled mean (SD) | Disabled mean (SD) | Difference | Effect size | |
|---|---|---|---|---|
| Physical functioning | 88.8 (17.7) | 36.0 (30.5) | 52.8* | 3.0 |
| Role-physical | 88.1 (29.0) | 39.5 (45.5) | 48.6* | 1.7 |
| Pain | 78.5 (24.3) | 45.7 (31.4) | 32.8* | 1.3 |
| Perceived health | 66.7 (18.3) | 37.7 (21.6) | 29.0* | 1.6 |
| Vitality | 66.3 (19.1) | 42.9 (23.6) | 23.3* | 1.2 |
| Social functioning | 89.9 (18.0) | 57.5 (33.5) | 32.4* | 1.8 |
| Role-emotional | 92.0 (24.2) | 72.9 (43.3) | 19.1* | 0.8 |
| Mental health | 73.3 (17.2) | 57.6 (23.0) | 15.8* | 0.9 |
| Physical component summary | 50.2 (9.2) | 26.8 (12.7) | 23.5* | 2.5 |
| Mental component summary | 50.1 (9.8) | 45.9 (15.7) | 4.2* | 0.4 |
Notes:
*
Significance level of the difference <0.001; SD, standard difference.