Table 3

ORs and 95% CIs for associations between wheeze in the last 12 months and history of migration adjusted for age, sex and socioeconomic variables

		Wheeze	Univariable			Multivariable
Dimensions	Categories	Prevalence	OR	(95% CI)	p	OR*	(95% CI)	p
Migration status	Non-migrant	9.1%	1			1
Migration status	Migrant	10.4%	1.15	(0.86 to 1.53)	0.342	1.25	(0.91 to 1.71)	0.175
Direction of migration	Non-migrant	9.1%	1			1
	Rural to urban	14.3%	1.66	(1.15 to 2.41)	0.007	2.01	(1.30 to 3.01)	0.001
	Urban to urban	8%	0.87	(0.60 to 1.25)	0.443	0.91	(0.61 to 1.63)	0.660
Locality of migration	Non-migrant	9.1%	1			1
	Communities	14.3%	1.66	(1.15 to 2.41)	0.007	2.01	(1.30 to 3.01)	0.001
	Small city	5.3%	0.56	(0.28 to 1.11)	0.095	0.59	(0.29 to 1.20)	0.145
	Medium city	12.1%	1.37	(0.78 to 2.40)	0.278	1.68	(0.92 to 3.07)	0.089
	Large city	7.8%	0.84	(0.48 to 1.46)	0.540	0.80	(0.42 to 1.52)	0.486
Age at migration	Non-migrant	9.1%	1			1
	≤3 vs NM	10.3%	1.14	(0.75 to 1.73)	0.530	1.20	(0.76 to 1.89)	0.437
	>3 vs NM	10.4%	1.15	(0.82 to 1.61)	0.410	1.28	(0.86 to 1.87)	0.204
Time since migration (years)	Non-migrant	9.1%	1			1
	<3	12.4%	1.40	(0.94 to 2.08)	0.095	1.36	(0.87 to 2.13)	0.185
	3–5	9%	0.98	(0.57 to 1.68)	0.943	1.12	(0.63 to 1.98)	0.705
	>5	9.4%	1.03	(0.68 to 1.55)	0.885	1.23	(0.77 to 1.94)	0.388
History of migration of the parents	Non-migrant	7.8%	1			1
	One migrant parent	9.5%	1.23	(0.84 to 1.80)	0.282	1.39	(0.92 to 2.11)	0.123
	Two migrant parents	10.3%	1.35	(0.94 to 1.95)	0.108	1.52	(1.01 to 2.29)	0.046
Colombian children	No	9.1%	1			1
Colombian children	Yes	15.5%	1.83	(1.05 to 3.18)	0.032	2.15	(1.22 to 3.78)	0.008

*OR adjusted by sex, age, farm environment, quality of the house and consumption of junk food.