Table 1 Basal characteristics of the subjects in the study
| Â | Â | Total | K/L 1 | K/L 2 | P-value |
|---|---|---|---|---|---|
n | 46 | 30 | 16 | Â | |
Pain (-/+) | 30/16 | 22/8 | 8/8 | Â | |
Gender (F/M) | 32/14 | 19/11 | 13/3 | Â | |
Age | 67.5 | 67.4 | 68.0 | 0.31 | |
(y) | 7.1 (65.3 to 69.8) | 6.8 (64.8 to 69.9) | 8.3 (62.4 to 73.6) | (-7.01 to 2.24) | |
BMI | 24.9 | 24.5 | 26.1 | 0.37 | |
(kg/m2) | 4.4 (23.6 to 26.3) | 4.3 (22.9 to 26.1) | 4.6 (23.0 to 29.2) | (-4.74 to 1.49) | |
Pain VAS score (0 to 100) | Pain (-) | 0 | 0 | 0 | Â |
| Â | Â | 0 (0 to 0) | 0 (0 to 0) | 0 (0 to 0) | Â |
| Â | Pain (+) | 35.1 | 37.5 | 25.3 | 0.14 |
| Â | Â | 12.9 (25.9 to 44.2) | 12.2 (27.2 to 47.7) | 14.0 (14.2 to 38.6) | (-0.21 to 2.66) |