Understanding recurrent wheezing: A parent’s guide

Table 2 Univariable logistic regression analysis of risk factors for recurrent wheezing

Risk factors	OR	95%CI	P value
Male	1.42	0.63-3.17	0.398
Age (months)
> 36-60	Reference	Reference
> 24-36	1.23	0.43-2.99	0.811
> 12-24	0.87	0.29-2.56	0.796
≤ 12	0.33	0.06-1.78	0.179
Preterm birth	1.22	0.24-6.11	0.813
Low birth weight	1.40	0.28-6.94	0.678
Cesarean birth	0.96	0.38-2.40	0.930
Allergic rhinitis	6.19	1.68-22.80	0.006
Atopic dermatitis	0.97	0.29-3.23	0.955
History of food/drug allergy	2.00	0.32-12.52	0.459
Urban residency	1.38	0.57-3.32	0.472
Underlying disease	2.34	1.02-5.39	0.046
Hematologic disease	3.17	0.75-13.48	0.118
Maternal smoking during pregnancy	0.76	0.16-3.72	0.739
Secondhand smoke	0.92	0.31-2.77	0.883
Daycare attendance	1.92	0.73-5.07	0.185
Anemia	1.58	0.58-4.32	0.376
Eosinophilia (AEC > 500 cells/μL)	1.00	1.00-1.01	< 0.001
Pet	1.57	0.77-3.20	0.217
Post-RSV infection	0.33	0.14-0.76	0.010
Post-LRTI	6.65	2.80-15.77	< 0.001
Post-URTI	1.41	0.64-3.14	0.394

AEC: Absolute eosinophil count; RSV: Respiratory syncytial virus; LRTI: Lower respiratory tract infection; URTI: Upper respiratory tract infection.