Understanding recurrent wheezing: A parent’s guide

Table 3 Multivariable logistic regression analysis of potential risk factors for recurrent wheezing

Potential risk factors	Adjust odds ratio	95%CI	P value
Male	1.13	0.80-1.60	0.482
Age (months)
> 36-60	Reference	Reference
> 24-36	1.12	0.71-1.75	0.625
> 12-24	2.38	1.50-3.78	< 0.001
≤ 12	NA	NA	NA
Preterm birth	1.66	1.07-2.58	0.024
Allergic rhinitis	1.50	1.04-2.17	0.031
Atopic dermatitis	0.51	0.26-0.98	0.044
Urban residency	1.68	1.19-2.38	0.003
Hematologic disease	2.43	0.78-7.57	0.126
Maternal smoking during pregnancy	1.60	0.71-3.60	0.254
Secondhand smoke	0.50	0.26-0.98	0.045
Daycare attendance	1.19	0.85-1.66	0.315
Eosinophilia (AEC > 500 cells/μL)	3.29	1.57-6.91	0.002
Pet	1.04	0.57-1.89	0.907
Post-RSV infection	1.22	0.83-1.81	0.312
Post-LRTI	1.82	1.20-2.76	0.005
Post-URTI	0.81	0.57-1.14	0.232

AEC: Absolute eosinophil count; RSV: Respiratory syncytial virus; LRTI: Lower respiratory tract infection; URTI: Upper respiratory tract infection; NA: Not available.