Group

Number of cases (example)

Male/female (example)

Age

AO typing

Osteoporosis

index

A2

A3

Group A

34

14/20

76 ± 5.9

26

8

2.64 ± 0.12

Group B

26

11/15

76.8 ± 5.9

21

5

2.64 ± 0.12