Skip to main content

Advertisement

Springer Nature is making SARS-CoV-2 and COVID-19 research free. View research | View latest news | Sign up for updates

Table 1 Navigation data of each clinical grade

From: Comparison between clinical grading and navigation data of knee laxity in ACL-deficient knees

  Clinical grade
  Grade 1+ Grade 2+ Grade 3+
Lachman test    
Displacement (mm) 10.0 13.2 ± 3.1c 14.5 ± 3.3b
Anterior drawer test    
Displacement (mm) 6.8 ± 1.4 7.4 ± 1.8c 9.1 ± 2.3a, b
Pivot shift test    
   Before reduction    
Displacement (mm) 3.9 ± 1.8c 4.8 ± 2.1c 6.0 ± 3.2a, b
Rotation (deg) 21.5 ± 7.8 21.8 ± 7.1 21.1 ± 7.1
   After reduction    
Displacement (mm) 3.4 ± 1.6 3.1 ± 1.5 3.6 ± 1.9
Rotation (deg) 25.6 ± 7.2 26.3 ± 5.7 25.5 ± 6.8
  1. Data expressed as mean ± SD.
  2. a P < .05 compared to grade 1+.
  3. b P < .05 compared to grade 2+.
  4. c P < .05 compared to grade 3+.