Table 1 Comparison of patient characteristics such as gender, age, and fracture classification between the groups.

From: Comparative study of rhBMP-2 assisted femoral neck system and cannulated screws in femoral neck fractures: clinical efficacy and psychological status

Group

N

Age

Gender (male/female)

Fracture classification (garden classification)

I

II

III

IV

A

31

39.55 ± 8.29

18/13

5

6

14

5

B

30

36.33 ± 7.02

16/14

4

7

13

6

t/χ2

 

1.632

0.138

0.223

p

 

0.108

0.710

0.974

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