Table 6.
Comparisons by surgical portal
| Transportal technique (n = 29) | Transtibial technique (n = 72) | p value | |
|---|---|---|---|
| Type of graft | |||
| Bone-patellar tendon-bone autograft | 0 (0%) | 46 (64%) | < 0.0001 |
| Hamstring tendon autograft | 29 (100%) | 26 (36%) | |
| Age at operation, years | 26.3 (6.2) | 29.7 (9.4) | n.s |
| Follow-up period, years | 15.1 (1.3) | 16.9 (0.8) | < 0.0001 |
| Associated injuries, dichotomized | |||
| No | 8 (28%) | 22 (31%) | n.s |
| Yes | 21 (72%) | 50 (69%) | |
| Femoral angle, coronal, degrees | 11.0 (8.6) | 8.9 (9.7) | n.s |
| Quadrant method, % | 38 (5.6) | 41 (6.5) | n.s |
| Femoral tunnel position, coronal, % | 43 (3.5) | 43 (3.6) | n.s |
| Kellgren–Lawrence, injured side | |||
| 0 | 8 (28%) | 21 (29%) | n.s |
| 1 | 9 (31%) | 20 (28%) | |
| 2 | 9 (31%) | 19 (26%) | |
| 3 | 3 (10%) | 7 (10%) | |
| 4 | 0 (0%) | 5 (7%) | |
| Pivot-shift test, dichotomized | |||
| Pivot shift: 0 | 22 (76%) | 42 (69%) | n.s |
| Pivot shift: 1,2,3 | 7 (24%) | 29 (31%) | |
| Lachman test, dichotomized | |||
| Lachman 0 | 15 (52%) | 34 (47%) | n.s |
| Lachman 1,2,3 | 14 (48%) | 38 (53%) | |
Analysis with regard to surgical portal technique. For categorical variables, n (%) is presented. For continuous variables, the mean (SD) is presented
Ns not significant