Andreia Oliveira

University of Porto Medical School, Dep. Clinical Epidemiology, Predictive Medicine and Public HealthInstitute of Public Health – University of Porto

Bristol | October 18, 2011

Generation XXI

Lisbon

Porto

Population-based birth cohort

8647 newborns

Recruitment at birth (5 maternity units*): April 2005/August 2006

Personal interviews at recruitment and follow-up

“Born and grow at the beginning of the millennium”

* Live newborn with gestational age > 24

weeks

Schedule and

sample

sizesNewbornsn=8647 *

Mothers (n=8513)

Survey 6 months (n=1670)

Survey 15 months (n=1040)

Survey 24 months (n=826)

Fathers (n=4351; 51%)

* 126 twins, 6 triples, 1 quad

Recruitment

Mother Father Newborn

Questionnaire

(self-administered)

Medical records

Blood sample

(Umbilical cord)

Anthropometry

Diet-related data

6 mo 15 mo 24 mo 48 mo

Breastfeeding on demanding vs.regular intervals

--- ---

Age at weaning for a list of solid foods --- ---

Food allergies

Eating behaviours (e.g. difficulties in feeding; eating slowly; small quantities each time; being angry at the meals’ end; refusing solid foods).

---

Children’s frequency of consumption (FFQ)

- - (for unhealthy foods)

(for several items)

Food records --- --- 2-days

3-days

Mother’s FFQ (total diet) --- --- ---

Parent’s perception on child eating behaviors

--- --- --- Restrictive/pressure*ParentalControl **

* Child feeding Questionnaire-Birch LL); ** Parental Control (Overt/Covert - Ogden J)

Survey 48M

Andreia Oliveira

acmatos@med.up.pt