Table 1.

The force required when the patella shifts 10 mm laterally

Group	0°	15°	30°	45°	60°	90°
MPFL intact	74.3 ± 10.7†#Δ	74.7 ± 10.6#Δ	92.3 ± 12.2*	86.5 ± 10.1	96.3 ± 10.0*	101.5 ± 13.8*
MPFL cut	45.5 ± 9.6#Δ	48.9 ± 8.9#Δ	53.5 ± 9.7#Δ	57.3 ± 7.6#Δ	84.0 ± 11.5	85.5 ± 10.9
MPFL single-R	71.7 ± 8.0†‡#Δ	74.0 ± 7.9	97.9 ± 12.6*	90.6 ± 11.1*	89.4 ± 9.3*	97.7 ± 12.1*
MPFL double-R	74.8 ± 8.0†#Δ	85.9 ± 10.1Δ	91.5 ± 8.4Δ	84.7 ± 8.9Δ	92.1 ± 10.1Δ	106.3 ± 13.5Δ

In the same group, *Others vs. 15° P < 0.05; ^†Others vs. 30° P < 0.05; ^‡Others vs. 45° P < 0.05; ^#Others vs. 60° P < 0.05; ^ΔOthers vs. 90° P < 0.05