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Table 2 Patient details in this study

From: The visible and hidden blood loss of Asia proximal femoral nail anti-rotation and dynamic hip screw in the treatment of intertrochanteric fractures of elderly high- risk patients: a retrospective comparative study with a minimum 3 years of follow-up

  PFNA-IIb   DHSc   p-value
Gender Men Women Men Women  
Total limbs (n) 194 181  
  81 113 80 101 0.632#
Total patients (n) 186 177  
  75 111 78 99 0.470#
Age range (y) 66–82 67–92 64–82 63–95 0.273#
Mean age (y) 76.4 79.6 74.6 80.3  
Left side (n) 52 67 50 42 0.125#
Right side (n) 29 46 30 59 0.510#
BMD −3.73 ± 1.21 −3.98 ± 1.49 0.086#
Type of fracture     0.385#
Type-A1 fracture (n) 33 56 40 40  
Type-A2 fracture (n) 24 24 18 38  
Type-A3 fracture (n) 23 33 22 23  
Length of hospital stay (d) 9.91 ± 3.47 10.40 ± 2.96 0.151#
Post-op HHSa 85.63 ± 4.13 82.59 ± 5.01 0.000*
Length of follow-up (mos) 39.58 ± 1.67 39.77 ± 1.41 0.234#
  1. *Statistically significant values, #No statistically significant values, aAt final follow-up
  2. PFNA-II Asia proximal femoral nail anti-rotation-Asia; DHS dynamic hip screw; HHS Harris hip score; BMD Bone mineral density. bSmith & Nephew, Memphis, Tennessee; cSynthes, West Chester, PA, USA