Table 4

Independent predictors of re-injuries

Clinical testAdjusted HR (95% CI)p Value
Number of previous hamstring muscle injuries1.33 (1.11 to 1.61)0.002
Active knee extension deficit1.13 (1.03 to 1.25)0.012
Isometric knee flexion resistance discomfort in 15°2.66 (0.83 to 8.55)0.100
Isometric knee flexion force deficit in 15°1.04 (1.01 to 1.07)0.020
Localised discomfort on palpation hamstring muscles3.95 (1.38 to 11.37)0.011