| Study | Country Study period | Population source | Exposure definition | Non-exposure definition | Sample size | Rmk | 
|---|---|---|---|---|---|---|
| Choi, 2013 | Korea Not specified | First trimester pregnant women who were referred to the Korean Motherisk Program for prenatal risk counselling. | Pregnant women treated with domperidone for controlling gastrointestinal symptoms. | unexposed (general population or NOS) Pregnant women who were not exposed to any other teratogenic medication. | 120 / 212 | |
| Cottin (Control exposed to other treatments), 2015 | France 1995 - 2014 | Pregnant women who called TIS to be counselled about teratogenicity. | Pregnant women exposed to domperidone within 4 to 12 weeks after the last menstrual period and not exposed to any other antiemetic drug during embryogenesis. | exposed to other treatment, sick Pregnant women who were taking other antiemetic drugs (metoclopramide or doxylamine). | 124 / 97 | Raw data provided by personal communication of the authors. | 
| Cottin (Controls unexposed, disease free), 2015 | France 1995 - 2014 | Pregnant women who called TIS to be counselled about teratogenicity | Pregnant women exposed to domperidone within 4 to 12 weeks after the last menstrual period and not exposed to any other antiemetic drug during embryogenesis. | unexposed, disease free Pregnant women who were counselled after a non-teratogenic exposure during the same period | 124 / 248 | Raw data provided by personal communication of the authors. | 
| Study | Country Study period | Case | Control | Sample size | Rmk | 
|---|---|---|---|---|---|
| Fejzo, 2015 | USA 2007 - 2011 | Children exposed to hyperemesis gravidarum (HG) with neurodevelopmental delay. | Children exposed to hyperemesis gravidarum (HG) with a good outcome. | 138 / 174 | Main analysis: case control related to the impact of the HG illness (treated or not) on child outcomes. Then impact of 37 medications/treatments (1st and/or 2nd trimester) on child outcome was investigated (none was significantly associated with delay). | 
| Fejzo, 2013 | USA 2007 - 2011 | Pregnant women with hyperemesis gravidarum (HG) who have negative outcomes (birth weight less than 10%, perinatal mortality, and/or preterm birth (<37 weeks)). | Pregnant women with hyperemesis gravidarum (HG) who have positive outcomes. | 43 / 211 | Comparison of use of various medications/treatments in the two groups (43 HG participants with an adverse outcome compared to 211 HG participants with a good outcome). |