TABLE 2.

Comorbidities in obesity hypoventilation syndrome (OHS) and obstructive sleep apnoea (OSA) groups

	OHS	OSA	p-value
Nonsmokers	53 (31%)	79 (39%)	0.203
Smokers	49 (29%)	45 (22%)	0.203
Ex-smokers	67 (40%)	80 (39%)	0.203
COPD	46 (26%)	12 (6%)	<0.001
Asthma	50 (28%)	33 (15%)	0.001
Diabetes	110 (62%)	67 (31%)	<0.001
Hypertension	148 (83%)	132 (61%)	<0.001
Hypercholesterolaemia	82 (46%)	83 (38%)	0.066
Atrial fibrillation	38 (21%)	27 (12%)	0.012
Psychiatric disorders	47 (26%)	29 (13%)	0.001
Stroke	7 (4%)	18 (8%)	0.058
Ischaemic heart disease	25 (14%)	33 (15%)	0.437

Data are presented as n (%), unless otherwise stated