Sex-Specific Association between Childhood BMI Trajectories and Asthma Phenotypes

Table 2

Univariate analysis within persistent and transient asthma groups.

		Persistent Asthma					Transient Asthma
				95% CI					95% CI
Variable		Prevalence (%)	OR	Low	High	P-value	Prevalence (%)	OR	Low	High	P-value
BMI Trajectory Group	1 (Stable BMI)	3	1				12	1
	2 (Decreasing BMI)	2	0.28	0.172	1.944	0.37	13	1.08	0.53	2.23	0.82
	3 (Increasing BMI)	3	1.06	0.552	2.022	0.87	14	1.18	0.86	1.61	0.32
Sex of Child	Female	2	0.51	0.296	0.88	0.0157	11	0.73	0.54	1	0.05
	Male	4	1				15	1
PMK Daily Smoking	Current Smoker	2	0.835	0.437	1.596	0.58	17	1.61	1.18	2.19	0.0025
	Non-Smoker	3	1				12	1
PMK’s Spousal Daily Smoking	Current Smoker	3	1.118	0.61	2.048	0.72	13	1.07	0.77	1.5	0.68
	Non-Smoker	3	1				12	1
PMK + Spousal Daily Smoking	Current Smoker	3	1.256	0.685	2.3	0.46	13	1.01	0.72	1.39	0.99
	Non-Smoker	3	1				13	1
House Ownership of Respondent	Home Owner	3	1.2	0.617	2.332	0.59	13	0.95	0.69	1.31	0.76
	Non Home Owner	2	1				13	1
Home Repair Needed	Minor Repairs	4	1.487	0.396	3.176	0.31	11	0.83	0.57	1.2	0.33
	Major Repairs	3	1.261	0.593	2.68	0.55	14	1.1	0.7	1.74	0.67
	No repairs	2	1				13	1
Highest Level of Education	Secondary School or Less	2	0.636	0.235	1.721	0.37	16	1.54	1.04	2.3	0.0319
	Beyond Highschool	2	0.713	0.381	1.336	0.29	15	1.4	1.01	1.95	0.0439
	College/University or Higher	3	1				11	1
Premature Birth of Child	Premature	3	1.023	0.433	2.413	0.96	16	1.327	0.85	2.08	0.22
	Non-premature	3	1				13	1
PMK Income	<$15,000	3	2.49	1.222	5.061	0.0120	13	0.787	0.531	1.168	0.23
	$15,000- $30,000	3	2.27	0.98	5.234	0.06	12	0.7	0.463	1.057	0.09
	>$30,000	1	1				16	1
Mother’s (biol) History of Asthma	Maternal Asthma	5	2.092	0.878	4.988	0.10	24	2.33	1.316	4.127	0.0038
	No Maternal Asthma	3	1				12	1
Child Allergy Status	Child With Allergy	7	3.10	1.441	6.658	0.0038	21	1.846	1.212	2.81	0.0043
	Child Without Allergy	2	1				12
Ethnicity	White	3	1.11	0.546	2.274	0.77	14	1.283	0.835	1.971	0.25
	Other	3	1				11	1
Child Age at baseline			0.68	0.495	0.945	0.0212		1.289	1.074	1.548	0.0065
Household Socio-economic Status			1.115	0.782	1.591	0.55		0.859	0.71	1.039	0.12
Biol. Mother Age at Birth			1.042	0.987	1.1	0.14		0.984	0.952	1.017	0.35
Biol. Father Age at Birth			1.034	0.99	1.08	0.14		0.99	0.96	1.01	0.36
PMK daily cigarettes			0.996	0.953	1.042	0.87		1.02	1	1.04	0.0186
Spouse daily cigarettes			1.004	0.979	1.03	0.76		1.00	0.983	1.01	0.60