Table 4

Sagittal plane metrics of non-contact or indirect contact ACL injuries (data on 75 cases)

VariablesTotalPressingTackledKickingLandingOther
Trunk flexion IC0 (−35, 70)−5 (−35, 40)5 (−20, 70)−5 (−20, 30)−2.5 (−15, 5)0 (0, 20)
(+ flexion, − extension)
Trunk flexion IF0 (−40, 90)−5 (−35, 50)5 (−40, 90)0 (−10, 50)0 (−25, 10)5 (0, 40)
(+ flexion, − extension)
Hip flexion IC35 (0, 90)40 (5, 60)37.5 (25, 90)30 (0, 60)17.5 (10, 30)45 (10, 60)
(+ flexion, − extension)
Hip flexion IF37.5 (0, 90)42.5 (5, 80)30 (10, 90)30 (0, 90)17.5 (5, 45)45 (10, 60)
(+ flexion, − extension)
Knee flexion IC17.5 (−5, 90)15 (5, 90)20 (0, 60)20 (−5, 40)12.5 (10, 15)15 (10, 35)
(+ flexion, − extension)
Knee flexion IF40 (−50, 120)40 (−35, 120)60 (−50, 80)35 (−35, 60)30 (10, 55)45 (10, 55)
(+ flexion, − extension)
Ankle flexion IC−10 (−55, 45)−15 (−30, 15)−5 (−30, 45)−15 (−55, 15)−5 (−45, 0)−10 (−25, 0)
(+ dorsiflexion, − plantar flexion)
Ankle flexion IF0 (−40, 45)−10 (−40, 20)15 (−30, 45)0 (−40, 25)10 (10, 20)10 (0, 15)
(+ dorsiflexion, − plantar flexion)
Foot strike at IC
 Heel51 (48%)29 (57%)15 (68%)5 (31%)0 (0%)2 (22%)
 Flat30 (28%)15 (30%)3 (14%)7 (44%)2 (25%)3 (33%)
 Toe15 (14%)3 (6%)2 (9%)4 (25%)5 (62.5%)1 (11%)
 Unsure10 (9%)4 (8%)2 (9%)0 (0%)1 (12.5%)3 (33%)
Foot strike at IF
 Heel0 (0%)0 (0%)0 (0%)0 (0%)0 (0%)0 (0%)
 Flat94 (89%)45 (88%)20 (91%)16 (100%)6 (75%)7 (78%)
 Toe2 (2%)2 (4%)0 (0%)0 (0%)0 (0%)0 (0%)
 Unsure10 (9%)4 (8%)2 (9%)0 (0%)2 (25%)2 (22%)
  • IC, initial contact; IF, injury frame.