Contribution of early nutrition on the development of malnutrition and allergic diseases in the first year of life: a study protocol for the Mother and Infant Cohort Study (MICOS)

Table 1 Summary of data collection and timeline (Under section: Data collection - page 10)

Variables	Prenatal	Postnatal
Variables	3rd trimester	3 months	6 months	12 months
Mothers
Age	√
Ethnicity	√
Educational level	√
Occupation	√
Monthly household income	√
Obstetric history	√
Pre-pregnancy body weight and height	√
Body weight during pregnancy	√
Body weight after delivery		√	√	√
Smoking during pregnancy	√
Habitual dietary intake	√	√	√	√
Sun exposure	√	√	√	√
Serum 25(OH)D level	√
Infants
Sex		√
Mode of delivery		√
Body weight, length, head circumferences		√	√	√
Family history of allergic diseases	√
Pet ownership		√	√	√
Day care attendance		√	√	√
Number of siblings		√
Environmental tobacco smoke exposure		√	√	√
Infant feeding practices		√	√	√
Antibiotic, probiotic, and paracetamol intakes		√	√	√
Development of allergic diseases		√	√	√
Atopic sensitization				√

ISSN: 1471-2431