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Table 3 Modulus knee muscle strength (N-m)

From: Effect of high body mass index on knee muscle strength and function after anterior cruciate ligament reconstruction using hamstring tendon autografts

  Baseline 16 weeks 28 weeks p value §p value δp value
Mean±SD Mean±SD Mean±SD
Injury side Extensor Normal BMI group 42±31 65±33 75±40§δ 0.028 0.011 0.042
High BMI group 64±35 66±36 76±36 0.777 0.213 0.181
p value 0.152 0.937 0.938    
Flexor Normal BMI group 35±18 51±12 66±25 § 0.066 0.011 0.072
High BMI group 58±26 61±23 73±25 0.671 0.055 0.065
p value .034 0.287 0.520    
Uninjured side Extensor Normal BMI group 76±40 99±30 96±36§ 0.097 0.004 0.754
High BMI group 101±39 120±46 131±42§ 0.068 0.003 0.296
p value 0.152 0.271 0.058    
Flexor Normal BMI group 48±16 66±14 67±20§ 0.015 0.002 0.921
High BMI group 75±26 85±29 89±32 0.088 0.094 0.648
p value 0.016 0.109 0.054    
  1. p ≤ 0.05 between normal and high BMI group
  2. §p ≤ .05 between baseline and 28 weeks
  3. p ≤ .05 between baseline and 16 weeks
  4. δp ≤ .05 between 16 weeks and 28 weeks
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