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Table 2 Clinical outcomes

From: No significant improvement in neuromuscular proprioception and increased reliance on visual compensation 6 months after ACL reconstruction

 

Total cohort (n = 45)

p-value

Preoperative

Postoperative

Mean ± SD

(Range)

Mean ± SD

(Range)

Surface area (mm2)

  Platform stable, Eyes open (PsEo)

152 ± 112

(47 – 782)

199 ± 180

(56 – 1087)

0.105

  Platform stable, Eyes closed (PsEc)

195 ± 115

(34 – 603)

214 ± 114

(45 – 555)

0.308

  Platform unstable, Eyes open (PuEo)

470 ± 246

(103 – 1459)

430 ± 166

(212 – 844)

0.547

Somatosensory ratio (PsEc / PsEo)

1.43 ± 0.71

(0.46 – 3.21)

1.39 ± 0.78

(0.27 – 3.74)

0.967

Visual ratio (PuEo / PsEo)

5.73 ± 4.13

(0.95 – 14.72)

3.07 ± 1.96

(0.58 – 9.52)

0.002

Lysholm score

66.2 ± 18.9

(19.0 – 97.0)

83.6 ± 12.8

(50.0 – 100.0)

0.001

IKDC

41.1 ± 11.4

(17.0 – 65.5)

56.8 ± 9.6

(39.0 – 79.0)

 < 0.001

KOOS

  Symptoms

69.2 ± 17.0

(32.1 – 96.4)

75.6 ± 12.2

(42.9 – 92.9)

0.098

  Pain

71.9 ± 15.2

(33.3 – 94.4)

83.2 ± 13.5

(47.2 – 100.0)

 < 0.001

  ADL

80.8 ± 16.1

(44.1 – 100.0)

92.8 ± 9.6

(64.7 – 100.0)

 < 0.001

  Sports

38.3 ± 22.5

(0.0 – 85.0)

68.6 ± 16.1

(35.0 – 100.0)

 < 0.001

  QoL

29.3 ± 20.4

(0.0 – 87.5)

57.8 ± 20.0

(12.5 – 100.0)

 < 0.001

Isokinetic tests

  Extension deficit (%)

  

17.2 ± 17.5

(-12.6 – 82.9)

 

  Flexion deficit (%)

  

-4.8 ± 28.9

(-54.3 – 65.9)

 

  Flexion/Extension (F/E) ratio

  

-0.8 ± 0.24

(-2.06 – 0.47)

 

Anteroposterior laxity

  Absolute (ipsilateral, mm)

  

5.2 ± 1.2

(3 – 8)

 

  Differential (side-to-side difference, mm)

  

0.7 ± 0.6

(0 – 3)