Table 3.
Physical functionality by clinical Knee Osteoarthritis
| Knee Osteoarthritis | ||||
| Yes = 46 | No = 354 | t- score | p- value | |
| Mean ± SD | Mean ± SD | |||
| PAIN | ||||
| When walking on a flat surface | 1.63(0.37) | 1.07(0.37) | 66.534 | <0.0001* |
| When going up or down stairs | 3.15(1.09) | 1.51(0.85) | 140.549 | <0.0001* |
| At night while in bed (that is - pain that disturbs your sleep) |
2.02(0.93) | 1.12(0.48) | 109.194 | <0.0001* |
| While sitting or lying down | 2.43(1.07) | 1.29(0.62) | 112.951 | <0.0001* |
| While standing | 2.37(1.20) | 1.30(0.81) | 62.487 | <0.0001* |
| STIFFNESS | ||||
| How severe has your stiffness been after you first woke up in the morning? |
2.28(0.86) | 1.07(0.35) | 314.114 | <0.0001* |
| How severe has your stiffness been after sitting or lying down or while resting later in the day? |
1.83(0.93) | 1.02(0.17) | 218.043 | <0.0001* |
|
DIFFICULTY IN PERFORMING DAILY ACTIVITIES |
||||
| When going down the stairs | 3.19(1.07) | 1.57(0.87) | 135.412 | <0.0001* |
| When going up the stairs | 3.28(0.98) | 1.57(0.86) | 157.214 | <0.0001* |
| When getting up from a sitting position | 2.69(0.89) | 1.36(0.67) | 149.764 | <0.0001* |
| While standing | 2.39(1.06) | 1.36(0.82) | 59.104 | <0.0001* |
| When bending to the floor | 1.76(0.95) | 1.30(0.63) | 18.825 | <0.0001* |
| When walking on a flat surface | 1.59(0.78) | 1.06(0.34) | 65.462 | <0.0001* |
| Getting in or out of a car, or getting on or off a bus |
2.57(1.03) | 1.33(0.79) | 94.085 | <0.0001* |
| While going shopping/outing/market | 1.24(0.43) | 1.05(0.56) | 4.709 | 0.031* |
| When putting on your socks or stockings | 1.50(0.66) | 1.06(0.33) | 53.434 | <0.0001* |
| When getting out of bed | 1.67(0.79) | 1.14(0.85) | 16.341 | <0.0001* |
| When taking off your socks or stockings | 1.39(0.61) | 1.06(0.33) | 31.579 | <0.0001* |
| While lying in bed | 1.52(0.66) | 1.12(0.81) | 10.250 | 0.001* |
| When getting in or out of the bathtub/room | 1.20(0.50) | 1.07(0.76) | 1.240 | 0.266 |
| While sitting | 2.50(0.84) | 1.34(0.62) | 128.498 | <0.0001* |
| When getting on or off the toilet | 2.19(0.91) | 1.21(0.57) | 104.300 | <0.0001* |
| While doing heavy household chores | 2.35(1.10) | 1.33(0.66) | 80.902 | <0.0001* |
| While doing light household chores | 1.19(0.45) | 1.01(0.12) | 37.683 | <0.0001* |
*
Significant at p <0.05