| Not Yet Recruiting | Unravelling the Interplay of Weight Stigma and Pregnancy Outcomes: A Prospective Cohort Study NCT06531694 | Monash University | — |
| Not Yet Recruiting | CHEER Oral Health in Pregnancy Study NCT07377344 | University of California, San Francisco | N/A |
| Not Yet Recruiting | Michigan Healthy Mom (MI-MOM) Pregnancy Improvement Web Application Trial NCT07213284 | Michigan State University | N/A |
| Not Yet Recruiting | A Culturally Adapted Digital Intervention to Promote Maternal Care Utilization Using Multifaceted Approaches NCT07091188 | Jiayao Xu | N/A |
| Active Not Recruiting | Effect of Breathing Exercises on Embryo Transfer Outcomes NCT07109544 | Eurofertil IVF Health Center | N/A |
| Recruiting | Placental Imaging Techniques NCT06861309 | Carilion Clinic | — |
| Not Yet Recruiting | Comparison of Pregnancy Outcomes in Women with Polycystic Ovarian Syndrome with and Without Glucophage NCT06713967 | University of Health Sciences Lahore | N/A |
| Not Yet Recruiting | Impact of Uterine Immune Profiling and Personalized Treatments in Patients Receiving a Single Blastocyst: a Ma NCT06503952 | Matricelab Innove | — |
| Not Yet Recruiting | Study on Fertility Parameters in Women With Germline Variants in BRCA1 and BRCA2 NCT06710015 | Fondazione Policlinico Universitario Agostino Gemelli IRCCS | — |
| Not Yet Recruiting | Levothyroxine Intervention in Pregnant Women with TSH （2.5 MIU/L-upper Limit of Reference Range） and Negative NCT06653907 | Yang ZHANG | Phase 4 |
| Recruiting | Born In Guangzhou Intervention Study NCT05503849 | Guangzhou Women and Children's Medical Center | N/A |
| Completed | Impact of COVID-19 on Pregnancy Outcomes: a Systematic Review NCT06677281 | Zahedan University of Medical Sciences | — |
| Recruiting | Peking University Birth Cohort in Weifang (PKUBC-WF) NCT06234332 | Peking University | — |
| Unknown | A Study on the Prognosis of Two Different Surgery Methods in Patients With Rectal Endometriosis NCT06254716 | Fudan University | — |
| Recruiting | Mediterranean Diet on Pregnancy and Foetus Development NCT05403632 | Neuromed IRCCS | — |
| Recruiting | Antenatal and Postnatal Care Research Collective - Household Survey (ARCH) NCT05154331 | University of North Carolina, Chapel Hill | — |
| Completed | Cervical Double Balloon Combined With Oxytocin NCT05827731 | Changsha Hospital for Maternal and Child Health Care | N/A |
| Unknown | Diabetes Type One in Pregnancy and Continuos Glucose Monitoring NCT04997460 | Clinical Hospital Centre Zagreb | — |
| Active Not Recruiting | Factors Influencing Fertility or Pregnancy Health NCT04595760 | National Institute of Environmental Health Sciences (NIEHS) | — |
| Completed | The Clinical and Prognostic Features of PRES NCT05143710 | Dunjin Chen | — |
| Recruiting | Human Genes and Microbiota in Early Life NCT06926166 | Guangzhou Women and Children's Medical Center | — |
| Unknown | Does LAH May Improve the Pregnancy Outcomes? NCT03810157 | Tang-Du Hospital | N/A |
| Unknown | Peking University Birth Cohort in Tongzhou NCT03814395 | Peking University | — |
| Unknown | The Association Between Epidural Labor Analgesia and Pregnancy Outcomes NCT03381495 | Deng Dongrui | N/A |
| Unknown | Fertility and Ovarian Reserve Function in the Patient With Inflammatory Bowel Disease NCT03269916 | Sixth Affiliated Hospital, Sun Yat-sen University | N/A |
| Completed | Long Term Outcomes of Therapy in Women Initiated on Lifelong ART Because of Pregnancy in DR Congo NCT03048669 | Albert Einstein College of Medicine | N/A |
| Completed | Mindfetalness to Improve Pregnancy Outcome NCT02865759 | Sophiahemmet University | N/A |
| Recruiting | The Born in Guangzhou Cohort Study (BIGCS) NCT02526901 | Guangzhou Women and Children's Medical Center | — |
| Completed | Antenatal Late Preterm Steroids (ALPS): A Randomized Placebo-Controlled Trial NCT01222247 | The George Washington University Biostatistics Center | Phase 3 |
| Completed | A Trial of Micronutrients and Adverse Pregnancy Outcomes NCT00197548 | Harvard School of Public Health (HSPH) | Phase 3 |