Asthma burden and its impact on health-related quality of life among school adolescents in Anuradhapura district, Sri Lanka

Table 2 Socio-demographic factors associated with current asthma, n (%)

Variable	Category	Current asthma (n = 152)	Non asthmatics (n = 947)	Adjusted OR (95%CI)	P value1
Sex	Male	76 (50.0)	434 (45.8)
	Female	76 (50.0)	513 (54.2)	0.8 (0.6-1.1)	0.3
Family size	Only child	16 (10.5)	60 (6.3)
	2-3 children	127 (83.6)	785 (82.9)	0.6 (0.3-1.0)	0.08
	4 or more children	9 (5.9)	102 (10.8)	0.3 (0.1-0.8)	0.01
Birth order	Eldest	86 (56.6)	486 (51.3)
	2nd child	55 (36.2)	328 (34.6)	0.9 (0.6-1.3)	0.7
	3rd child	8 (5.3)	109 (11.5)	0.4 (0.1-0.8)	0.02
	4th child or more	3 (2.0)	24 (2.5)	0.7 (0.2-2.4)	0.6
Maternal employment	Employed	25 (16.4)	163 (17.2)
	Unemployed	127 (83.6)	784 (82.8)	1.0 (0.6-1.6)	0.7
Father’s employment	Employed	147 (97.4)	910 (97.7)
	Unemployed	4 (2.6)	21 (2.3)	1.2 (0.4-3.5)	0.7
	No response	1	16

¹Logistic regression analysis. Non asthmatics: Criteria for current asthma not fulfilled; CI: Confidence interval; OR: Odds ratio.