Table 3.

In-group and intergroup comparison of t score and bone mineral density according to the groups

Parameter	Group I (n = 26)	Group II (n = 24)	Group III (n = 23)	p*
Vbmd	0.76 ± 0.1	0.73 ± 0.1	0.71 ± 0.1	0.217
Vbmd1	0.82 ± 0.1	0.79 ± 0.1	0.77 ± 0.1	0.294
p**	0.035	0.043	0.047
Vt	−2.79 ± 1.1	−3.10 ± 0.8	−3.13 ± 0.7	0.333
Vt1	−1.99 ± 1.6	−2.42 ± 1.3	−2.52 ± 1.2	0.812
p**	0.040	0.034	0.041
Fbmd	0.72 ± 1.0	0.67 ± 0.2	0.65 ± 0.1	0.917
Fbmd1	0.92 ± 1.1	0.84 ± 0.3	0.79 ± 0.3	0.806
p**	0.049	0.025	0.039
Ft	−2.42 ± 0.9	−2.52 ± 0.4	−2.59 ± 0.6	0.675
Ft1	−1.85 ± 1.1	−2.24 ± 0.5	−2.25 ± 0.5	0.118
p**	0.046	0.037	0.042

^*Kruskal–Wallis test (intergroup); **paired t test (in-group); Vbmd, vertebral bone mineral density; Vbmd1, 1-year follow-up, vertebral bone mineral density; Vt, vertebral L1–L4 t score; Vt1, one-year follow-up, vertebral L1–L4 t score; Fbmd, femur bone mineral density; Fbmd1, 1-year follow-up, femur bone mineral density; Ft, femoral total t score; Ft1, 1-year follow-up, femoral total t score.