Table 2.
Maternal factors and risk exposures during pregnancy for six I4C cohorts that are currently participating in data sharing and pooling
| Variable | ALSPAC | CPP | DNBC | JPS | MoBa | TIHS |
|---|---|---|---|---|---|---|
| Age | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Maternal age | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Paternal age, years | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Education | ||||||
| Maternal education, years | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Paternal education, years | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Marital Status | ||||||
| Single, married, divorced, living together… | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Occupation | ||||||
| Maternal occupation | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Paternal occupation | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Smoking | ||||||
| Maternal, prenatal smoking | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Passive smoking, prenatal | ✓ | ✖ | ✓ | ✓ | ✓ | ✓ |
| Alcohol | ||||||
| Maternal, prenatal alcohol consumption | ✓ | ✖ | ✓ | ✖ | ✓ | ✓ |
| Maternal Adiposity | ||||||
| Maternal prepregnancy body mass index, kg/m2 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Maternal pregnancy weight gain, kg | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Diabetes | ||||||
| Maternal diabetes mellitus (DM) | ✓ | ✓ | ✓ | ✓ | ✓ | ✖ |
| Paternal DM | ✓ | ✓ | ✓ | ✓ | ✓ | ✖ |
| Reproductive History | ||||||
| Parity (number of prior live births) | ✓ | ✓ | ✓ | ✓ | ✓ | ✖ |
| Prior miscarriages | ✓ | ✓ | ✓ | ? | ✓ | ✖ |
| Radiation Exposure | ||||||
| X-ray exposure, prenatal | ✓ | ✓ | ✖ | ✓ | ✓ | ✖ |
ALSPAC, The Avon Longitudinal Study of Parents and Children, UK; CPP, The Collaborative Perinatal Project cohort, USA; DNBC, The Danish National Birth Cohort, Denmark; JPS, The Jerusalem Perinatal Study, Israel; MoBa, The Norwegian Mother & Child Cohort Study, Norway; TIHS, The Tasmanian Infant Health Survey, Australia.