Table 2 Subgroup analysis of the posterior and anterior position groups
Variables | Posterior position (n = 35) | Anterior position (n = 20) | p-Value |
|---|---|---|---|
Sex (male/female), n | 29:5 | 15:6 | 0.183 |
Age, years | 25.8 ± 9.0 | 28.6 ± 10.4 | 0.313 |
Height, cm | 172.4 ± 8.1 | 172.4 ± 8.2 | 0.999 |
Weight, kg | 78.4 ± 13.1 | 77.2 ± 11.6 | 0.716 |
Body mass index | 26.3 ± 3.7 | 25.8 ± 2.9 | 0.595 |
Femur tunnel (anteroposterior)†, mm | 5.8 ± 5.2 | −4.4 ± 1.98 |  < 0.001 |
Femur tunnel (proxi-distal)‡, mm | 11.2 ± 6.3 | 20.5 ± 8.1 |  < 0.001 |
Anterior fiber length, mm | 63.9 ± 6.9 | 71.4 ± 9.9 | 0.006 |
Posterior fiber length, mm | 60.1 ± 6.4 | 69.4 ± 9.3 |  < 0.001 |
Anterior fiber excursion, mm | 3.0 ± 3.3 | 2.0 ± 2.3 | 0.153 |
Posterior fiber excursion, mm | 7.5 ± 4.0 | 6.0 ± 3.4 | 0.136 |
Anterior fiber isometric, n | 24 | 13 | 0.507 |
Posteriorfiber isometric, n | 5 | 4 | 0.423 |
Both isometric, n | 5 | 3 | 0.617 |
Number of adjustments, n | 1.8 ± 0.8 | 3.1 ± 1.1 |  < 0.001 |
Pivot shift (IKDC) at 2 years, n | Â | Â | Â |
 0 (equal) | 0 | 0 | 1.0 |
 1 (glide) | 0 | 1 (5%) |  |
 2 (clunk) | 1 (2.8%) | 1 (5%) |  |
 3 (gross) | 1 (2.8%) | 0 |  |
Lysholm score at 2 years | 85.8 ± 15.1 | 82.2 ± 15.0 | 0.767 |
IKDC subjective score at 2 years | 83.1 ± 13.6 | 80.8 ± 16.8 | 0.374 |