Age Cotinine level AD Diagnosis AD Diagnosis AD Symptoms AD Symptoms Current AD Current AD
n/N** (%)
aOR [95% CI]
n/N** (%)
aOR [95% CI]
n/N** (%)
aOR [95% CI]
Early childhood (0 – 3 years) Low 111/437 (25.4) 1.00 (ref) 183/437 (41.9) 1.00 (ref) 110/363 (30.3) 1.00 (ref)
High
132/451 (29.3)
1.146 [0.8041.632]
217/451 (28.2)
1.334†† [0.9721.831]
129/360 (35.8)
1.241 [0.8561.799]
Preschool (4 – 6 years) Low 7/86 (8.1) 1.00 (ref) 19/86 (22.1) 1.00 (ref) 6/72 (8.3) 1.00 (ref)
High
30/220 (13.6)
1.885 [0.7654.644]
91/220 (41.4)
2.764 [1.486–5.140]
29/157 (18.5)
2.816 [1.053–7.529]
School-aged (7 – 9 years)**
Low
Not available
Not available
Not available
Not available
Not available
Not available
High
Current AD: A doctor confirmed the coexistence of AD diagnosis and symptoms within the last 12 months. Logistic regression, adjusted for maternal education level, sex of the children, the type of milk during the first 6 months of life, SHS exposure during the first year of life, parental history of allergic disease, the presence of a pet during the first year of life, attendance of daycare during the first year of life, and mode of delivery. * n, the number of children with each characteristic; N, the total number of children with data available. ** Additionally adjusted for SHS exposure of the child during 4–6 years of age. Current AD: A doctor confirmed the coexistence of AD diagnosis and symptoms within the last 12 months. Logistic regression, adjusted for maternal education level, sex of the children, the type of milk during the first 6 months of life, SHS exposure during the first year of life, parental history of allergic disease, the presence of a pet during the first year of life, attendance of daycare during the first year of life, and mode of delivery. * n, the number of children with each characteristic; N, the total number of children with data available. ** Additionally adjusted for SHS exposure of the child during 4–6 years of age. Current AD: A doctor confirmed the coexistence of AD diagnosis and symptoms within the last 12 months. Logistic regression, adjusted for maternal education level, sex of the children, the type of milk during the first 6 months of life, SHS exposure during the first year of life, parental history of allergic disease, the presence of a pet during the first year of life, attendance of daycare during the first year of life, and mode of delivery. * n, the number of children with each characteristic; N, the total number of children with data available. ** Additionally adjusted for SHS exposure of the child during 4–6 years of age. Current AD: A doctor confirmed the coexistence of AD diagnosis and symptoms within the last 12 months. Logistic regression, adjusted for maternal education level, sex of the children, the type of milk during the first 6 months of life, SHS exposure during the first year of life, parental history of allergic disease, the presence of a pet during the first year of life, attendance of daycare during the first year of life, and mode of delivery. * n, the number of children with each characteristic; N, the total number of children with data available. ** Additionally adjusted for SHS exposure of the child during 4–6 years of age. Current AD: A doctor confirmed the coexistence of AD diagnosis and symptoms within the last 12 months. Logistic regression, adjusted for maternal education level, sex of the children, the type of milk during the first 6 months of life, SHS exposure during the first year of life, parental history of allergic disease, the presence of a pet during the first year of life, attendance of daycare during the first year of life, and mode of delivery. * n, the number of children with each characteristic; N, the total number of children with data available. ** Additionally adjusted for SHS exposure of the child during 4–6 years of age. Current AD: A doctor confirmed the coexistence of AD diagnosis and symptoms within the last 12 months. Logistic regression, adjusted for maternal education level, sex of the children, the type of milk during the first 6 months of life, SHS exposure during the first year of life, parental history of allergic disease, the presence of a pet during the first year of life, attendance of daycare during the first year of life, and mode of delivery. * n, the number of children with each characteristic; N, the total number of children with data available. ** Additionally adjusted for SHS exposure of the child during 4–6 years of age. Current AD: A doctor confirmed the coexistence of AD diagnosis and symptoms within the last 12 months. Logistic regression, adjusted for maternal education level, sex of the children, the type of milk during the first 6 months of life, SHS exposure during the first year of life, parental history of allergic disease, the presence of a pet during the first year of life, attendance of daycare during the first year of life, and mode of delivery. * n, the number of children with each characteristic; N, the total number of children with data available. ** Additionally adjusted for SHS exposure of the child during 4–6 years of age. Current AD: A doctor confirmed the coexistence of AD diagnosis and symptoms within the last 12 months. Logistic regression, adjusted for maternal education level, sex of the children, the type of milk during the first 6 months of life, SHS exposure during the first year of life, parental history of allergic disease, the presence of a pet during the first year of life, attendance of daycare during the first year of life, and mode of delivery. * n, the number of children with each characteristic; N, the total number of children with data available. ** Additionally adjusted for SHS exposure of the child during 4–6 years of age.