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Table 1 Baseline patient characteristics (group A = arthroscopic treatment; group B = reverse total shoulder arthroplasty)

From: Treatment of non‐arthritic pseudoparetic shoulders with irreparable massive rotator cuff tears: arthroscopic procedures yield comparable midterm results to reverse arthroplasty

Variables

Group A

N = 28

Group B

N = 28

p-value

Age at time of surgery, yearsa

70 ± 7

72 ± 7

0.228

Gender, male, %

36

53

0.179

Dominant arm, %

82

77

0.670

Previous surgery, %

0

35

0.001

Tendon involvementb, %

 SSP:

100

100

 

 full-tendon

100

100

> 0.999

 partial-tendon

0

0

> 0.999

 ISP:

100

100

 

 full-tendon

50

71

0.450

 partial-tendon

50

39

0.233

 SSC:

100

100

 

 full-tendon

21

39

0.122

 Partial-tendon

79

61

0.341

 Global fatty degeneration indexa

1.7 ± 0.7

1.9 ± 0.3

0.559

  1. aData are reported as mean ± SD, bfull-thickness tendon tear