Table 2 Patient demographics and surgical characteristics for primary and revision ACL reconstruction
Primary ACL reconstruction n = 1014 | ACL revision n = 1014 | |
|---|---|---|
Patient sex | ||
Female | 494 (48.7%) | 494 (48.7%) |
Male | 520 (51.3%) | 520 (51.3%) |
Age at ACL reconstruction | 21.5 (7.2) 19.0 (13.0; 49.0) | 24.2 (7.5) 22.0 (14.0; 53.0) |
Time from primary ACL reconstruction to ACL revision (years) | 2.7 (2.0) 2.0 (0.2; 12.3) | |
Activity at time of injury | ||
Soccer | 520 (51.4%) | 412 (40.9%) |
Floorball | 89 (8.8%) | 57 (5.7%) |
Handball | 76 (7.5%) | 58 (5.8%) |
Alpine | 83 (8.2%) | 47 (4.7%) |
Other | 244 (24.1%) | 434 (43.1%) |
Missing | 2 | 6 |
ACL graft choice | ||
Patellar tendon autograft | 639 (64.4%) | |
Hamstring tendon autograft | 1014 (100.0%) | 190 (19.1%) |
Quadriceps tendon autograft | 83 (8.4%) | |
Allograft | 69 (6.9%) | |
Other | 12 (1.2%) | |
Missing | 0 | 21 |
Tibial fixation | ||
Metal screw | 266 (26.5%) | 553 (55.5%) |
Resorbable screw | 182 (18.1%) | 171 (17.2%) |
AO screw | 226 (22.5%) | 42 (4.2%) |
Retro screw | 39 (3.9%) | 18 (1.8%) |
Intrafix/Rigidfix | 109 (10.9%) | 4 (0.4%) |
Endo-/Retrobutton/Tightrope | 52 (5.2%) | 75 (7.5%) |
Metal screw + staple/osteosuture | 109 (10.9%) | 92 (9.2%) |
Other | 21 (2.1%) | 41 (4.1%) |
Missing | 10 | 18 |
Femoral fixation | ||
Endo-/Retrobutton/Tightrope | 645 (64.2%) | 458 (46.1%) |
Rigidfix/Transfix | 193 (19.2%) | 8 (0.8%) |
Metal screw | 150 (14.9%) | 509 (51.2%) |
Other | 17 (1.7%) | 19 (1.9%) |
Missing | 9 | 20 |