Table 1 Demographic characteristics of the study population
Variables | Healthy control (n = 576) | Knee osteoarthritis patients (n = 594) | P value |
|---|---|---|---|
Age (mean ± SD) | 58.3 ± 9.6 | 59.5 ± 8.9 | 0.214 |
Gender | 0.517 | ||
Male | 174 | 201 | Â |
Female | 402 | 393 | Â |
Body mass index (kg/m2) | 24.6 ± 3.1 | 26.2 ± 3.8 | 0.0478 |
Smoking | |||
Yes | 183 | 213 | 0.155 |
No | 393 | 381 | Â |
Drinking | 0.790 | ||
Yes | 69 | 75 | Â |
No | 507 | 519 | Â |
IL-17A concentration (x ± S, pg/mL) | 2.98 ± 0.14 | 3.91 ± 0.27 | 0.0325 |
IL-17F concentration (x ± S, pg/mL) | 104.5 ± 12.6 | 142.8 ± 14.9 | 0.0249 |