From: A birth cohort study in the Middle East: the Qatari birth cohort study (QBiC) phase I
Follow-up | Questionnaires | Clinical examination | Ultrasound measurements | Biological samples |
---|---|---|---|---|
Mother | ||||
12–15 weeks | General FFQ 24 h recall | Anthropometric characteristics Skinfolds Bioimpedance SCORAD test Metabolic syndrome Blood pressure Spirometry Thyroid malfunction Gestational diabetes | Placental function: resistance indices of the uterine and umbilical arteries | Blood Urine Saliva Feces |
32 weeks | General FFQ 24 h recall | Anthropometric characteristics Bioimpedance Skinfolds Blood pressure Spirometry Thyroid malfunction Gestational diabetes | Placental function: resistance indices of the uterine and umbilical arteries | Blood Urine Saliva Feces |
Delivery | Psychological | Gestational diabetes, preeclampsia, hypertension | ||
Father | ||||
1st Visit | General | Anthropometric characteristics Bioimpedance Skinfolds Blood pressure | Blood Urine Saliva Feces Semen | |
Fetus | ||||
12–15 weeks | CRL, HC, BPD, FL, AC | |||
32 weeks | HC, BPD, FL, AC Organ development: brain, heart, kidneys, blood flow | |||
Birth | Clinical records: induced abortion fetal or perinatal loss, caesarean | Sex, weight, length, HC, AC, Apgar score | Cord blood Cord tissue Placenta Meconium Colostrum Breast milk Hair |