Research Article

Treatment of Glucocorticoid-Induced Osteoporosis and Risk Factors for New Vertebral Fractures in Female Patients with Autoimmune Diseases

Table 4

Comparison of patient characteristics in patients who received bisphosphonate treatments with and without new vertebral fractures.

Without fracture (n = 24)With fracture (n = 6) value (t-test)Unadjusted OR (95% CI)p value (logistic regression)

Age, (years)56 (13.1)63 (12.4)0.251.05 (0.97-1.14)0.215
Disease duration (years), mean (SE)9.5 (7.8)15 (13.4)0.191.07 (0.97-1.17)0.189
Max. glucocorticoid dose (mg)33.1 (17.7)34 (18.8)0.901.003 (0.95-1.06)0.895
Current glucocorticoid dose (mg)6.3 (2.7)9.3 (3.2)0.021.45 (1.02-2.07)0.022
Combined vitamin D3, no. (%)19 (79.2)1 (16.7)0.003719 (1.79-201.68)0.015
Prior fragility fracture, no. (%)0 (0)1 (16.7)0.0419NANA

BMD, % YAM
 Lumbar spine93.0 (2.4)84.3 (5.6)0.100.93 (0.85-1.012)0.076
 Femoral neck85.6 (13.3)83.2 (5.2)0.670.98 (0.91-1.06)0.66

Glucocorticoid-induced osteoporosis score
 Lumbar spine4.3 (1.8)7.8 (2.3)0.00062.15 (1.18-3.92)0.001
 Femoral neck5.0 (2.2)7.5 (2.1)0.02131.54 (1.01-2.34)0.027

Data are presented as mean (SD) unless otherwise stated. BMD, bone mineral density; D3, active vitamin D3; YAM, young adult mean.