Distribution of 20 290 patients who underwent elective primary hip replacement, by average annual hospital and surgeon procedure volume
| Hospital volume, no. of hip replacements (no. of hospitals) | Surgeon volume, no. of hip replacements (no. of surgeons); no. (%) of patients | ||||
|---|---|---|---|---|---|
| 2–25 (n = 133) | (26–40) (n = 73) | 41–60 (n = 33) | > 60 (n = 22) | Total (n = 261) | |
| 10–110 (n = 31) | 1 849 (9.1) | 2 079 (10.2) | 963 (4.7) | 412 (2.0) | 5 303 (26.1) |
| 111–150 (n = 16) | 1 271 (6.3) | 2 460 (12.1) | 1 086 (5.4) | 583 (2.9) | 5 401 (26.6) |
| 151–225 (n = 10) | 1 098 (5.4) | 1 675 (8.3) | 1 509 (7.4) | 523 (2.6) | 4 805 (23.7) |
| > 225 (n = 5) | 261 (1.3) | 348 (1.7) | 673 (3.3) | 3 499 (17.2) | 4 781 (23.6) |
| Total (n = 62) | 4 479 (22.1) | 6 562 (32.3) | 4 231 (20.8) | 5 018 (24.7) | 20 290 |