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Table 1 Patient characteristics in both groups

From: Proximal femoral nails anti-rotation versus dynamic hip screws for treatment of stable intertrochanteric femur fractures: an outcome analyses with a minimum 4 years of follow-up

Variable

PFNA (n = 110)

DHS (n = 112)

P value

Age (years)

72.02 ± 6.50

73.05 ± 7.48

0.272

Sex (M:F)

51:59

57:55

0.500

ASA grade, No.

  

0.738

 I

36

29

0.263

 II

12

13

0.869

 III

29

33

0.941

 IV

33

37

0.626

Quality of bone (Singh’s index grade)

  

0.412

  ≤ 3

47

54

 

  > 3

63

58

 

Length of follow-up (months)

52.83 ± 8.58

53.71 ± 7.65

0.417

Body Mass Index(BMI, kg/m2)

30.64 ± 1.35

31.03 ± 2.19

0.111

AO/OTA classification(NO.)

  

0.729

 3.1A1.1

43

42

0.807

 3.1A1.2

33

39

0.443

 3.1A1.3

34

31

0.597

Quality of reduction

  

0.465

 Good

98

103

 

 Acceptable

12

9

 

 Poor

0

0

 

Mean time to bone healing(weeks)

14.54 ± 2.39

15.08 ± 2.26

0.083

Pre-operative Harris Hip Score(HHS)

39.40 ± 2.99

39.60 ± 2.98

0.622