Table 4. Incidence rates and odds ratios of fractures at various sites in postmenopausal women with low muscle mass and osteoporosis.

Normal			Low muscle mass		Unadjusted		Adjusted
Fracture sites	Total (n)	Event (n [%])	Total (n)	Event (n [%])	OR (95% CI)	P value	OR (95% CI)	P value
Spine + femur + wrist	249	9.58 (2.29)	135	20.34 (4.61)	2.41 (1.11–5.22)	0.025	2.33 (1.13–4.79)	0.0220
Femur	249	0.84 (0.71)	135	2.18 (1.87)	2.65 (0.23–30.34)	0.433	4.47 (0.65–30.89)	0.1291
Wrist	249	6.54 (1.88)	135	16.49 (4.63)	2.82 (1.15–6.94)	0.024	2.59 (1.12–6.00)	0.0261

Adjusted by age, age of menopause, use of hormones, and smoking, height.

OR: odds ratio, CI: confidence interval.