Variable | MRI cohort | Radiograph cohort |
---|---|---|
Number | 120a | 188 |
Age (years), mean (SD) | 62.3 (10.3) | 63.2 (10.3) |
Female, frequency (%) | 62 (51.7) | 97 (51.6) |
Number of days to follow-up appointment, median (IQR) | 8.0 (7.0–14.0) | 8.0 (7.0–14.0) |
KOOS-pain subscale score (0–100)b, median (IQR) | 44.4 (36.1–55.6) | 44.4 (36.1–55.6) |
Pain on nominated activity, VASNA (0–10 cm)c, median (IQR) | 7.0 (5.5–7.7)d | 7.0 (5.6–8.1)e |
Pain in last week, VAS (0–10 cm)c, median (IQR) | 6.5 (4.7–7.8)d | 6.5 (4.9–8.0)e |
Responders to injection, at follow-up visit, frequency, (%) | 85 (70.8) | 137 (72.9) |