Data source | Field | Variables concerning |
---|---|---|
Computer-assisted personal Interview (CAPI) | General information | Age*, Weight*, lengths* |
CAPI; pregnancy record book | Pregnancy and maternal medical conditions | Weight gain during pregnancy, diseases and infections during pregnancy**, number, time and reason for any hospitalization during pregnancy |
CAPI | Tobacco, coffee and substance consumption | Smoking habits*, alcohol intake*, drug intake, coffee consumption |
CAPI; pregnancy record book | Use of antenatal care | Number and time of antenatal care visits, Number and time of routine ultrasonography, further examinations during pregnancy (specialists), parity (live/stillbirth, miscarriages, etc.), type of medical institution |
Pregnancy record book; newborn documentation sheet | Newborn child | Date of birth, sex, gestational age at birth, birth weight, birth lengths, head circumference, APGAR score, mode of delivery, IUGR/SGA diagnosis, number of siblings, birth order, diseases or birth defects of newborn (e.g. trisomy 21, congenital malformations) |
CAPI | Socio-demographic and economic information | Marital status, migrant background, family size, school and professional education, occupation, family income |
Self-administered questionnaire (physician survey) | Further care-related factors | Quality of ultrasonography equipment, examiner’s ultrasonography experience and qualification level, decision-making process, certificate for ultrasonography, prenatal health information on IUGR |