指标

PFNA组(n = 39)

PFBN组(n = 30)

P

性别(例,男/女)

17/22

13/17

0.983

年龄(岁, x ¯ ± s )

73.4 ± 6.4

75.4 ± 6.7

0.211

BMI (kg/m2, x ¯ ± s )

23.0 ± 2.9

22.6 ± 2.9

0.586

骨折类型(例,A2.2/A2.3/A3)

20/12/7

14/11/5

0.875

致伤原因(例,跌伤/车祸)

36/3

27/3

0.736

伤后手术时间(d, x ¯ ± s )

3.4 ± 1.7

3.6 ± 1.6

0.634

ASA分级(例,I/II/III)

2/10/27

3/13/14

0.165