Prevalence of knee pain in older adults
| Study location | Sample | Case definition | Overall prevalence estimate (%) | ||
| Chingford, England8 | F aged 45–65 (n=400) | Knee pain at any time in the past month | 13 approx | ||
| Knee pain for most days in the past month | 6.5 | ||||
| Calderdale, England22 | M + F aged 55+ resident in Calderdale (n=15 150) | Current knee joint problems (time period unspecified) | 19 | ||
| Bristol, England19 | M + F aged over 55 registered at one general practice (n=2102) | Ever had knee pain on most days for at least a month + knee pain in past year | 25 | ||
| Nottingham, England20 | M + F aged 40–79 registered at two general practices (n=4057) | Knee pain in the past year on most days for at least a month | 25 | ||
| Tameside, England21 | M + F aged 45+ registered at three general practices (n=4349) | Knee pain for more than one week in the past month | 28 | ||