Table 2.
Analysis of a general quality of life (SF-36 PCS, SF-36 MCS) and its subscales (PF, RP, BP, GH, VT, SF, RE, MH) among patients with OA and RA
| SF-36 (0–100) | Rheumatic disease
|
|||
|---|---|---|---|---|
| OA, mean ± SD | *rp/P-value | RA, mean ± SD | *rp/P-value | |
| PCS (0–100) | 42.39±18.73 | *rp=0.643 P<0.001 | 37.36±14.57 | *rp=0.534 P<0.001 |
| MCS (0–100) | 47.65±21.44 | 44.30±20.81 | ||
| Subscales SF-36 (0–100) | ||||
| PF | 47.55±28.63 | 42.90±22.69 | ||
| Limitations in social roles for RP | 24.11±41.03 | 16.00±32.47 | ||
| BP | 57.27±9.84 | 56.65±8.65 | ||
| GH | 42.16±17.21 | 34.00±17.21 | ||
| VT | 43.41±18.32 | 45.32±19.41 | ||
| SF | 38.86±24.22 | 41.10±23.34 | ||
| Deficiency in fulfilling social roles for RE | 51.51±47.68 | 38.70±45.84 | ||
| MH | 56.44±17.60 | 52.51±16.90 | ||
Note:
*
rp, Pearson’s correlation coefficient, where 0.10, 0.20, and 0.50 represent small, medium, and large effects, respectively.
Abbreviations: HAQ DI, health assessment questionnaire disability index; SF-36, item short form health survey; MCS, mental sphere; PCS, physical sphere; PF, physical functioning; RP, physical reasons; BP, pain; GH, general health; VT, vitality; SF, social functioning; RE, psychical reasons; MH, mental health; OA, osteoarthritis; RA, rheumatoid arthritis; SD, standard deviation.