Table 2 Proportions of males and females with bilateral, and unilateral, knee pain, stratified by knee ROA
Females | Males | |||
|---|---|---|---|---|
Age (years) | 50–64 | 65+ | 50–64 | 65+ |
Bilateral knee pain | 148/200 (74%) | 163/207 (79%) | 111/158 (70%) | 139/180 (77%) |
+ Bilateral knee ROA | 65/148 (44%) | 108/163 (66%) | 55/111 (50%) | 109/139 (78%) |
Unilateral knee pain (index knee) | ||||
+ Unilateral ROA (index knee)* | 21/52 (40%) | 26/44 (59%) | 34/47 (72%) | 36/41 (88%) |
+ Unilateral ROA (non-index knee)** | 22/52 (42%) | 19/40 (48%) | 23/46 (50%) | 30/41 (73%) |