Table 3.

Cutoff Value and AUC for Prediction of OP in Different Criteria

Screening	Lumbar Spine		Total Hip		Femoral Neck		Worst Hip		WHO
Tool	Cutoff	AUC	Cutoff	AUC	Cutoff	AUC	Cutoff	AUC	Cutoff	AUC
BMI	23.19	0.667	22.66	0.682	22.64	0.647	22.64	0.643	22.67	0.654
OSTA	−1	0.758	−2	0.849	−1	0.823	−1	0.824	−1	0.798
FRAX-MOF	4.6	0.728	6.8	0.829	4.4	0.794	4.5	0.798	4.6	0.768
FRAX-HF	1	0.750	1.9	0.855	1.3	0.825	1.3	0.828	1	0.796

Abbreviations: AUC, area under the receiver operating characteristic curves; BMI, body mass index; OSTA, Osteoporosis Self-Assessment Tool for Asians; FRAX, Fracture Risk Assessment Tool; MOF, major osteoporotic fractures; HF, hip fractures; WHO, World Health Organization.