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Table 1 Preoperative patient data

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

Variables

Value

Patients

163

Female

94

Male

69

Mean age, years (SD)

74.7 ± 13.0

OTA classification

 

31A1 (%)

53 (32.5)

31A2 (%)

83 (50.9)

31A3 (%)

27 (16.6)

Mechanism of injury

 

Domestic fall

117

Traffic accidents

46

ASA classification

 

1

46

2

85

3

32

Comorbidity

 

Hypertension and cardiovascular diseases

82

Sequelae of cerebral infarction

32

Diabetes mellitus

37

Chronic renal insufficiency

32