Group I (RA) N=45 Group II (OA) N=15 Group III (Control) N=15 P-value
Age (years) (20-60) (40-60) (20-35) <0.001*
Range M ± SD 40.11 ± 10.7 51.66 ± 6.1 27.6 ± 4.11
Sex
Male 8 (17.8%) 1 (6.7%) 3 (20%) 0.679
Female 37 (82.2%) 14 (93.3%) 12 (80%)
Table 1: Demographic data of the studied groups.