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Official Journal of the Italian Society of Orthopaedics and Traumatology

Table 1 Demographics. ASA American Society of Anesthesiologists score,NR not reported

From: Long versus short cephalomedullary nail for trochanteric femur fractures (OTA 31-A1, A2 and A3): a systematic review

Author

Fractures

Follow-up (months)

Male

Age (years)

ASA ≥3

OTA classification (31A1/A2/A3)

Hou et al. [14]

283

37

73

79

171

126/157/0

100 short

81

59/41/0

183 long

78.6

67/116/0

Boone et al. [13]

194

12

54

81.1

NR

59/142/0

82 short

83.3

31/51/0

119 long

79.6

28/91/0

Vaughn et al. [16]

143

12

NR

NR

NR

36/79/28

37 short

11/19/7

106 long

25/60/21

Kleweno et al. [17]

559

12

349

84

426

NRa/NRa/143

219 short

NR

430 long

NR

  1. aReported 416 31A1/A2 fractures, combined