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Table 3 Demographics and measurements

From: Overstuffing in resurfacing hemiarthroplasty is a potential risk for failure

 

Total (n = 47)

Revision (n = 11)

Non-revision (n = 36)

p value

Age, years, mean (SD)

76.6 (7.5)

74.8 (6.4)

77.1 (7.9)

0.39

Gender, n (%)

 Male

11 (23)

4 (36)

7 (19)

0.25

 Female

36 (77)

7 (64)

29 (81)

 

CSA, mean (SD)

29.8 (3.9)

30.8 (3.0)

29.5 (4.2)

0.34

CSA, n (%)

 < 30

26 (55)

5 (46)

21 (58)

0.66

 30–35

16 (34)

5 (46)

11 (31)

 

 > 30

5 (11)

1 (8)

4 (11)

 

LGHO pre-operative, mean (SD)

49.6 (5.0)

51.1 (4.0)

49.1 (5.3)

0.26

LGHO post-operative, mean (SD)

52.1 (4.9)

54.9 (4.4)

51.3 (4.8)

0.03

LGHO CFB (SD)

2.6 (3.3)

3.9 (1.7)

2.2 (3.6)

0.04

COR, mean (SD)

5.6 (2.7)

8.0 (2.2)

4.9 (2.5)

<0.01

  1. CSA critical shoulder angle (degrees), LGHO length of the gleno-humeral offset (mm), COR center of rotation (mm), CFB change from baseline