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Table 1 Demographic Data and Clinical Outcomes

From: Do we need to suture the pronator quadratus muscle when we do open reduction and internal fixation for fracture of the distal radius

Variable

Group A (n = 23)

Group B (n = 103)

Statistic (T-value /χ2-value)

p-value

Gender (Male / female)

(12/11)

(61/42)

0.38

0.54

Age (yr)

53.65 ± 8.63

55.85 ± 7.56

1.23

0.22

Affected hand (dominant /non-dominant)

(16/7)

(51/52)

3.03

0.08

Fracture type

  

0.77

0.68

A

9

17

  

B

3

6

  

C

29

80

  

Isokinetic strength (%)a

 Peak pronation strength

79.23 ± 21.17

80.19 ± 19.27

0.21

0.83

 Total pronation work

73.16 ± 31.65

72.36 ± 27.39

0.12

0.90

 Peak supination strength

78.92 ± 27.16

79.25 ± 28.36

0.05

0.96

 Total supination work

74.19 ± 33.02

73.53 ± 30.26

0.09

0.93

 Grip strength (%)

71.36 ± 19.86

72.51 ± 23.52

0.22

0.83

Wrist range of motion (°)

 Flexion

53.33 ± 9.55

52.27 ± 10.69

0.44

0.66

 Extension

68.75 ± 11.16

63.33 ± 15.52

1.58

0.12

 Pronation

79.36 ± 10.73

77.55 ± 11.76

0.68

0.50

 Supination

72.69 ± 13.12

73.67 ± 9.72

0.41

0.68

 PRWE score

16.33 ± 15.69

17.56 ± 17.55

0.31

0.76

  1. Values are presented as mean ± SD
  2. PRWE Patient-Rated Wrist Evaluation
  3. aFor isokinetic strength, values after adjusting for hand dominance are presented in the parentheses