Table 1.

Summary for each group

		Group H	Group L	P
N		50	83
Age (years)		50±19	76±14	< 0.001
Sex (male)
N (%)		25 (50.0%)	23 (27.7%)	< 0.001
AO classification	Age (years)			< 0.001
A1	71	1	0
A2	78±14	11	50
A3	79±9	2	3
B1	61±17	3	4
B2	52±13	4	1
B3	57±16	3	5
C1	61±22	4	9
C2	52±22	17	8
C3	56±22	5	3
Therapy for osteoporosis (N)		2	16	0.017