Skip to main content

Advertisement

Table 4 Physical examination in 52 patients suspected for ACL injury with a positive and negative TIR test

From: A novel test for assessment of anterolateral rotatory instability of the knee: the tibial internal rotation test (TIR test)

  positive TIR testa (N = 11) negative TIR testa (N = 41)
pivot shift testa,b
 0 to 1+ 4 (9.8%)
 1+ to 2+ 6 (54.5%) 19 (46.3%)
 2+ to 3+ 3 (27.3%) 10 (24.4%)
 3+ 1 (2.4%)
 no assessment possible 2 (18.2%) 7 (17.1%)
anterior drawer test with foot in internal rotationa
 negative 4 (36.3%) 26 (63.4%)
 positive 7 (63.6%) 15 (36.6%)
varus gappinga,c
 grade A 11 (100.0%) 34 (82.9%)
 grade B 5 (12.2%)
 grade C 2 (4.9%)
 grade D
valgus gappinga,c
 grade A 9 (81.8%) 31 (75.6%)
 grade B 2 (18.2%) 9 (22.0%)
 grade C 1 (2.4%)
 grade D
  1. aAssessed by either the blinded examiner and/or orthopaedic surgeon
  2. b0 (normal; negative), 1+ (nearly normal; glide), 2+ (abnormal; clunk), 3+ (severely abnormal; gross), according to the 2000 IKDC objective knee examination score
  3. cGrade A (normal; 0–2 mm), grade B (nearly normal; 3–5 mm), grade C (abnormal; 6–10 mm), grade D (severely abnormal; > 10 mm), according to the 2000 IKDC objective knee examination score