Clinical Study

Osteoporosis Self-Assessment Tool Performance in a Large Sample of Postmenopausal Women of Mendoza, Argentina

Table 3

Sensitivity and specificity of the OST score for predicting a T-score of −2.5 or below at any site, according to the cut-off value.

Cut-off value of the OST scorePercent sensitivity mean (CI95)Percent specificity mean (CI95)

−317.7 (16.0 to 19.5)95.7 (94.8 to 96.4)
−226.7 (24.7 to 28.8)91.3 (90.2 to 92.4)
−140.8 (38.6 to 43.1)83.2 (81.7 to 84.6)
057.6 (55.3 to 59.9)72.0 (70.2 to 73.7)
172.3 (70.2 to 74.3)59.3 (57.3 to 61.2)
283.7 (81.9 to 85.4)44.0 (42.1 to 46.0)
391.6 (90.2 to 92.8)30.2 (28.4 to 32.0)