Table 1.
Participant demographics and baseline characteristics.
| Characteristics | Moxibustion (n = 69) | Sham moxibustion (n = 67) | P value |
|---|---|---|---|
| Age, mean ± SD, y | 65.61 ± 7.42 | 64.06 ± 8.65 | 0.264 |
| Sex (%) | |||
| Men | 20 (29%) | 23 (34%) | 0.814 |
| Women | 49 (71%) | 44 (66%) | |
| Affected knees (%) | |||
| Single knee | 55 (80%) | 45 (67%) | 0.581 |
| Both knees | 14 (20%) | 22 (33%) | |
| Duration, mean ± SD, y | 6.50 ± 5.86 | 6.23 ± 7.17 | 0.121 |
| Quality of life score, mean ± SD, 8 dimensions of SF-36 |
|||
| PF | 57.83 ± 16.88 | 60.15 ± 17.21 | 0.428 |
| RP | 33.70 ± 37.33 | 42.91 ± 41.70 | 0.177 |
| RE | 49.76 ± 44.14 | 56.22 ± 41.52 | 0.381 |
| VT | 53.55 ± 18.19 | 52.99 ± 18.55 | 0.858 |
| MH | 71.54 ± 14.41 | 68.78 ± 15.84 | 0.289 |
| SF | 78.62 ± 18.70 | 75.00 ± 16.71 | 0.236 |
| BP | 58.55 ± 12.82 | 57.69 ± 18.49 | 0.751 |
| GH | 50.29 ± 15.31 | 47.99 ± 15.88 | 0.390 |
BP: bodily pain; GH: general health; MH: mental health; RE: emotional role functionality; PF: physical functioning; RP: physical role functioning; SD: standard deviation; SF: social role functionality; VT: vitality; y: year.