BMC Pulmonary Medicine

Table 2 Multivariate logistic regression analysis of the occurrence of moderate/severe OSA

From: Waist-hip ratio is an independent predictor of moderate-to-severe OSA in nonobese males: a cross-sectional study

	Obesity BMI ≥ 28 kg/m²						Non-obese BMI < 28 kg/m²
	(A) WHR ≥ 0.9			(B) WHR < 0.9			(C) WHR ≥ 0.9			(D) WHR < 0.9
Parameter	OR value	95% CI	p-value	OR value	95% CI	p-value	OR value	95% CI	p-value	OR value	95% CI	p-value
Moderate OSA (AHI ≥ 15 (h))
Weight (kg)	1.00	0.97–1.03	0.89	1.12	0.58–2.16	0.73	0.99	0.88–1.11	0.80	1.05	0.97–1.15	0.24
BMI (kg/m²)	1.12	0.89–1.41	0.34	26,980.9	0–5.896E+28	0.72	1.13	0.66–1.94	0.65	1.10	0.82–1.48	0.53
WC (cm)	0.74	0.19–2.88	0.66	117,756.6	0–1.266E+109	0.92	0.52	0.08–3.38	0.49	0.09	0.01–0.74	0.03^*
HC (cm)	1.40	0.37–5.36	0.62	0	0–1.551E+86	0.92	1.88	0.31–11.55	0.49	7.55	1.20–47.46	0.03^*
WHR	4.11E+23	0.00–9.397E+95	0.52	0	0-	0.92	6.629E+24	0.00–1.814E+102	0.53	7.760E+100	2.423E+11–2.486E+190	0.03^*
Severe OSA (AHI ≥ 30 (h))
Weight (kg)	1.01	0.98–1.05	0.41	1.09	0.85–1.40	0.52	0.91	0.80–1.03	0.14	1.00	0.91–1.10	0.93
BMI (kg/m²)	0.98	0.83–1.16	0.83	0.93	0.29–2.93	0.90	2.12	1.13–4.00	0.02^*	1.20	0.85–1.70	0.30
WC (cm)	1.22	0.70–2.13	0.49	0.04	0–18,776,422.43	0.75	0.33	0.04–2.52	0.29	0.02	0.00–1.47	0.07
HC (cm)	0.85	0.49–1.47	0.56	14.23	0–433,511,216.0	0.76	3.05	0.42–22.00	0.27	38.73	0.68–2223.264	0.08
WHR	0.00	0–2.642E+26	0.75	2.169E+140	0-	0.79	1.277E + 48	0.000–1.496E+133	0.27	1.120E+191	0.00-	0.07

^*Indicated p < 0.05

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