Table 3. Comparison of changes in T-scores of the femur and spine bone between the two groups.

Variable	Control group	Intervention group	P valuea
T-scores of the spine bone	0.08 ± 0.01	0.39 ± 0.07	0.001*
T-scores of the femur bone	0.12 ± 0.03	0.19 ± 0.05	0.22

Data are presented as mean ± standard deviation.

^*P < 0.01.

^aBy independent t test.