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Table 3 Comparison of the clinical outcomes

From: Does meniscectomy have any advantage over conservative treatment in middle-aged patients with degenerative medial meniscus posterior root tear?

 

Meniscectomy group (n = 90)

Conservative group (n = 56)

P-value†

VAS

 First visit

5.9 ± 0.8

4.3 ± 1.3

0.00

 Last follow-up

4.3 ± 1.5

3.8 ± 1.2

0.07

 Improvement

1.7 ± 1.3

0.8 ± 1.2

0.00

P value‡

0.00

0.01

 

IKDC subjective scoring scale

 First visit

26.3 ± 8.3

30.6 ± 9.8

0.00

 Last follow-up

33.9 ± 9.3

38.1 ± 8.8

0.18

 Improvement

8.6 ± 8.9

8.9 ± 9.3

0.19

 P value‡

0.00

0.01

 

Tegner activity scale

 First visit

2.3 ± 0.9

2.7 ± 0.9

0.03

 Last follow-up

2.8 ± 1.1

3.1 ± 0.9

0.08

 Improvement

0.6 ± 1.0

0.5 ± 0.8

0.67

P value‡

0.00

0.03

 

Lysholm knee scoring scale

 First visit

50.9 ± 8.7

54.1 ± 8.9

0.00

 Last follow-up

65.5 ± 9.4

67.0 ± 10.8

0.53

 Improvement

14.9 ± 9.1

12.5 ± 9.8

0.36

P value‡

0.00

0.00

 
  1. †Mann-Whitney U test for analysis of difference. ‡Wilcoxon signed-rank test for comparison of clinical outcomes between preoperative and last follow up points. *Values are presented as means and standard deviations. The p-values reflect the results of inter-group comparisons, with p < 0.05 indicating significance