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Table 1 Demographics of patients with intertrochanteric fractures treated by PFNA and CPH in the elderly (n)

From: Proximal femoral nail anti-rotation versus cementless bipolar hemiarthroplasty for unstable femoral intertrochanteric fracture in the elderly: a retrospective study

Group Gender (M/F) Age(\( \overline{x} \) ±s,year) Course of disease(\( \overline{x} \) ±s,month) ASA grade Evans-Jensen classification
III IV III IV V
PFNA group 36/25 83.5 ± 4.8 27.9 ± 5.2 42 19 27 22 12
CPH group 27/20 83.8 ± 6.4 28.2 ± 6.9 30 17 17 19 11
χ2/t value   1.949 1.834 0.301 0.150 0.733 0.516 0.524
P value   0.054 0.069 0.583 0.699 0.693 0.473 0.469
  1. Notes: PFNA stands for proximal femoral nail anti-rotation, CPH stands for cementless bipolar hemiarthroplasty, ASA stands for American Society of Anesthesiologists