Anthropometric screening approach for obstructive sleep apnea in Japanese men: development and validation of the ABC scale

Table 4 Cutoff values for having AHI ≥ 15 events/h

	Cutoff	SEN	SPEC	PPV	NPV	LR ( +)	LR (-)	AUC
Age (years) BMI (kg/m²) NC (cm) WC (cm)	46.5 25.45 38.35 90.75	62.6 72.0 77.6 69.2	54.5 64.6 63.6 65.7	59.8 68.8 69.7 68.5	57.4 68.1 72.4 66.3	1.38 2.04 2.13 2.01	0.69 0.43 0.35 0.47	0.619 0.718 0.716 0.717

AHI apnea–hypopnea index, BMI body mass index, NC neck circumference, WC waist circumference, SEN sensitivity, SPEC specificity, PPV positive predictive value, NPV negative predictive value, LR ( +): positive likelihood ratio, LR (-): negative likelihood ratio, AUC: area under the receiver operating characteristic curve

ISSN: 2398-2683