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Table 3 Outcomes of muscle strength in LSIs between the two groups

From: Comparison of hamstring and quadriceps strength after anatomical versus non-anatomical anterior cruciate ligament reconstruction: a retrospective cohort study

  

Pre to operation

3 months post-operation

6 months post-operation

12 months post-operation

Isokinetic flexion strength at 180°/s

AR

51.4 (48.2 to 56.7)

45.4 (39.4 to 52.5)

65.1 (50.9 to 75.8)

84.7 (62.4 to 99.2)

NAR

58.2 (50.6 to 61.1)

44.6 (40.5 to 56.1)

61.4 (49.5 to 74.1)

78.2 (58.6 to 92.1)

P value

 

0.424

0.365

0.395

0.424

Isokinetic extension strength at 180°/s

AR

55.4 (48.2 to 56.7)

52.8 (42.6 to 62.4)

67.6(50.6 to 78.2)

82.5 (58.6 to 94.1)

NAR

56.3 (45.6 to 64.1)

49.4 (42.4 to 59.8)

60.9 (47.5 to 77.7)

76.5 (52.7 to 95.6)

P value

 

0.724

0.448

0.321

0.192

Isokinetic flexion strength at 60°/s

AR

58.3 (46.2 to 64.8)

46.3 (40.2 to 54.8)

61.9 (48.2 to 73.1)

77.5 (56.2 to 91.2)

NAR

54.2 (40.2 to 60.4)

44.2 (40.2 to 50.4)

61.8 (50.7 to 70.4)

79.4 (61.3 to 90.4)

P value

 

0.651

0.154

0.357

0.560

Isokinetic extension strength at 60°/s

AR

62.2 (52.6 to 69.4)

55.2 (48.6 to 62.6)

65.7(51.3 to 80.9)

76.3 (54.1 to 99.3)

NAR

61.4 (54.0 to 68.7)

52.4 (46.0 to 61.7)

62.3 (52.1 to 76.7)

72.2 (58.1 to 91.7)

P value

 

0.521

0.542

0.405

0.268

Isometric flexion strength

AR

57.9 (46.4 to 65.5)

47.2 (42.3 to 55.5)

67.3(54.4 to 77.6)

87.4 (66.5 to 99.7)

NAR

59.2 (50.7 to 66.1)

42.5 (40.6 to 54.1)

63.5 (51.5 to 76.6)

84.5 (62.4 to 99.1)

P value

 

0.741

0.311

0.264

0.212

Isometric extension strength

AR

51.4 (48.2 to 56.7)

54.1 (46.5 to 64.3)

69.8(54.8 to 81.8)

85.5 (63.2 to 99.4)

NAR

58.2 (50.6 to 62.1)

51.6 (46.6 to 58.1)

67.5(52.6 to 78.6)

83.5 (58.7 to 99.1)

P value

 

0.424

0.154

0.121

0.186

  1. Data are reported as median (range) in percentages
  2. LSI limb symmetry index, AR anatomical reconstruction, NAR non-anatomical reconstruction