Outcomes for revision surgery at 2 and 5 years, by sex and age
| Outcome | No. (%) of patients;* sex or age | ||||
|---|---|---|---|---|---|
| Overall n = 1906† | Sex | Age | |||
| Male n = 841† | Female n = 1065† | 18–39 yr n = 1088† | 40–60 yr n = 818† | ||
| Secondary surgery | 123 (6.5) | 46 (5.5) | 77 (7.2) | 35 (3.2) | 88 (10.8) |
| 2-year follow-up | |||||
| Repeat hip arthroscopy | 35 (1.8) | 10 (1.2) | 25 (2.3) | 25 (2.3) | 10 (1.2) |
| Total hip arthroplasty | 88 (4.6) | 36 (4.3) | 52 (4.9) | 10 (0.9) | 78 (9.5) |
| 5-yr follow-up† | 156/1033 (15.1) | 68/447 (15.2) | 88/586 (15.0) | 44/539 (8.2) | 112/494 (22.7) |
| Repeat hip arthroscopy | 42 (4.1) | 14 (3.1) | 28 (4.8) | 30 (5.6) | 12 (2.4) |
| Total hip arthroplasty | 114 (11.0) | 54 (12.1) | 60 (10.2) | 14 (2.6) | 100 (20.2) |
| Postoperative event (cumulative) | 129 (6.8) | 65 (7.7) | 64 (6.0) | 74 (6.8) | 55 (6.7) |
| Major complication | 12 (0.6) | ≤ 10 | ≤ 5 | 6 (0.6) | 6 (0.7) |
| Emergency department visit | 89 (4.7) | 41 (4.9) | 48 (4.5) | 54 (5.0) | 35 (4.3) |
| Readmission to hospital | 38 (2.0) | 18 (2.1) | 20 (1.9) | 18 (1.7) | 20 (2.4) |
| Intensive care unit admission‡ | ≤ 5 | ≤ 5 | 0 (0.0) | ≤ 5 | ≤ 5 |
| Reoperation‡ | ≤ 5 | ≤ 5 | ≤ 5 | ≤ 5 | ≤ 5 |
| No. of orthopedic surgeon visits | |||||
| Mean ± SD | 0.41 ± 0.55 | 0.44 ± 0.57 | 0.38 ± 0.52 | 0.44 ± 0.56 | 0.37 ± 0.53 |
| Median (IQR) | 0 (0–1) | 0 (0–1) | 0 (0–1) | 0 (0–1) | 0 (0–1) |
IQR = interquartile range; SD = standard deviation.
↵* Unless indicated otherwise.
↵† The number of patients eligible for secondary surgery at 5-year follow-up in each group was lower than the total number of patients in that group; the denominators are shown.
↵‡ Data not shown for groups with 5 or fewer patients.