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Table 2 Intraoperative, perioperative, and postoperative clinical data

From: Clinical evaluation of the Asian proximal femur intramedullary nail antirotation system (PFNA-II) for treatment of intertrochanteric fractures

Variables

Value

Closed reduction

131

Limited open reduction

32

Average time from injury to surgery (day)

3.7 (2–14)

Operation time (min)

45.7 (35–110)

Intraoperative blood loss (mL)

115.2 (65–430)

Intraoperative fluoroscopy times

2.7 (2–6)

Incision total length (cm)

6.5 (5.5–13)

Neck-shaft angle (°)

134 (115–150)

Fracture healing time (weeks)

14 (11–19)

Diameter of the nail (mm)

 

9

42

10

93

11

28

Length of the nail (mm)

 

170

49

200

92

240

22

Start loading time after surgery

 

31A1

11.2 (7 ~ 16 days)

31A2

21.7 (18 ~ 35 days)

31A3

41.6 (35 ~ 72 days)

Harris hip score

85.6 (65 to 100 points)

Excellent

41 cases (25.15%)

Good

92 cases (56.44%)

Medium

26 cases (15.95%)

Poor

4 cases (2.45%)