Table 3.

Associations between self-reported comorbidities and sleep apnoea

Co-morbidities	Lifetime doctor- or other health professional- diagnosed sleep apnoea status Mean (SD)		OR (95 % CI)	p	Adjusteda OR (95 % CI)	p
	Sleep apnoea N (%b)	Total
Lifetime disease status
Eczema	103 (7.4 %)	1395 (100.0 %)	1.5 (1.2, 1.9)	<0.001	1.6 (1.3, 2.0)	<0.001
Asthma	194 (6.6 %)	2944 (100.0 %)	1.4 (1.2, 1.6)	<0.001	1.3 (1.0, 1.6)	0.011
COPD or chronic bronchitis	72 (10.5 %)	683 (100.0 %)	2.3 (1.8, 3.0)	<0.001	1.6 (1.2, 2.1)	0.002
Diabetes	87 (18.2 %)	477 (100.0 %)	4.4 (3.5, 5.7)	<0.001	2.4 (1.8, 3.2)	<0.001
High cholesterol	220 (10.0 %)	2202 (100.0 %)	2.5 (2.1, 2.9)	<0.001	1.7 (1.4, 2.1)	<0.001
High blood pressure	235 (10.7 %)	2197 (100.0 %)	2.7 (2.3, 3.2)	<0.001	1.6 (1.4, 2.0)	<0.001
Heart attack	34 (21.7 %)	157 (100.0 %)	5.2 (3.5, 7.7)	<0.001	2.8 (1.8, 4.4)	<0.001
Heart failure	23 (28.8 %)	80 (100.0 %)	7.6 (4.6, 124)	<0.001	4.5 (2.6, 8.0)	<0.001
Angina	29 (17.8 %)	163 (100.0 %)	4.1 (2.7, 6.1)	<0.001	2.6 (1.6, 4.1)	<0.001
Stroke	13 (15.1 %)	86 (100.0 %)	3.3 (1.8, 6.0)	<0.001	1.9 (0.9, 3.9)	0.096
Depression	297 (11.3 %)	2629 (100.0 %)	3.2 (2.8, 3.8)	<0.001	2.7 (2.3, 3.2)	<0.001
PTSD	63 (14.6 %)	433 (100.0 %)	3.3 (2.5, 4.4)	<0.001	2.6 (1.9, 3.5)	<0.001
Other anxiety disorders	183 (11.7 %)	1567 (100.0 %)	2.9 (2.4, 3.5)	<0.001	2.7 (2.2, 3.3)	<0.001
Schizophrenia	14 (14.9 %)	94 (100.0 %)	3.2 (1.8, 5.7)	<0.001	2.9 (1.5, 5.7)	0.002
Cancer	34 (9.3 %)	366 (100.0 %)	1.9 (1.3, 2.8)	<0.001	1.4 (0.9, 1.2)	0.092
BMI category (kg/m2)
Normal or underweight (up to 24.9)	81 (2.1 %)	3910 (100.0 %)	1.0
Overweight (25.0–29.9)	224 (4.4 %)	5062 (100.0 %)	2.2 (1.7, 2.8)	<0.001	1.7 (1.4, 2.4)	<0.001
Obese 1 (30.0–34.9)	167 (8.6 %)	1951 (100.0 %)	4.4 (3.4, 5.8)	<0.001	3.6 (2.7, 4.7)	<0.001
Obese 2(35.0–39.9)	93 (15.4 %)	606 (100.0 %)	8.6 (6.3, 11.7)	<0.001	7.0 (5.1, 9.6)	<0.001
Obese 3(> = 40)	58 (20.7 %)	280 (100.0 %)	12.4 (8.6, 17.8)	<0.001	10.3 (7.1, 14.9)	<0.001

^aAdjusted for age, country of birth and BMI

^bRow percentages