Table 1.
Comparison of General information
| Factor | Control group (n=52) | Observation group (n=55) | χ2/t | P |
|---|---|---|---|---|
| Age (years) | 47.00±6.80 | 45.44±7.75 | 1.104 | 0.272 |
| Sex | 1.505 | 0.220 | ||
| Male | 25 (48.08) | 20 (36.36) | ||
| Female | 27 (51.92) | 35 (63.64) | ||
| Disease duration (months) | 34.17±5.59 | 34.38±5.68 | 0.193 | 0.848 |
| BMI (kg/m2) | 23.38±3.85 | 23.24±3.60 | 0.194 | 0.846 |
| K-L radiological classification | 0.242 | 0.623 | ||
| I | 24 (46.15) | 28 (50.91) | ||
| II | 28 (53.85) | 27 (49.09) | ||
| Family disease history | 0.846 | 0.358 | ||
| Yes | 10 (19.23) | 7 (12.73) | ||
| No | 42 (80.77) | 48 (87.27) |
Notes: BMI, body mass index; K-L, Kellgren-Lawrence.