Table 4 Multivariate logistic regression analysis of factors of vertebral fractures in patients with glucocorticoid-induced osteoporosis

Disease duration

1.14

1.08–1.21

< 0.0001***

Disease duration subtracted from age

1.09

1.05–1.13

< 0.0001***

Body mass index

0.844

0.736–0.968

0.0079**

Bone mineral density

 Lumbar spine

40.3

0.85–1894

0.054

 Femoral neck

36.1

0.014–92564

0.372

 Total hip

6.10E-05

2.63E-08–0.137

0.009**