Table 5

Stratified baseline data of WOMAC function and SF-36 PF and the percentage of patients with an improved or worse score at the final follow up

>20 Score change⩽20 Score change
Baseline WOMAC function (n=92)
    0–29.9 (25%)8317
    30–59.9 (66%)7822
    60–100 (9%)6238
Baseline SF-36 PF (n=198)
    0–29.9 (51%)7327
    30–59.9 (38%)7030
    60–100 (11%)2971