PapersFlow Research Brief
Maternal and fetal healthcare
Research Guide
What is Maternal and fetal healthcare?
Maternal and fetal healthcare is the medical field addressing maternal morbidity during pregnancy and childbirth, including conditions such as placenta accreta, postpartum hemorrhage, peripartum hysterectomy, racial/ethnic disparities, conservative management strategies, prenatal diagnosis techniques, and impacts of ICU admissions on maternal outcomes.
This field encompasses 54,215 works with a focus on pregnancy-related conditions like haemorrhage, hypertensive disorders, and sepsis. Say et al. (2014) showed that between 2003 and 2009, haemorrhage, hypertensive disorders, and sepsis accounted for more than half of maternal deaths worldwide, with over a quarter due to indirect causes. Khan et al. (2006) conducted a systematic review confirming leading direct causes of maternal death.
Topic Hierarchy
Research Sub-Topics
Placenta Accreta Spectrum Disorders
This sub-topic examines diagnosis, risk factors, and management of placenta accreta, increta, and percreta in cesarean-scarred uteri. Researchers evaluate prenatal ultrasound accuracy and surgical outcomes.
Postpartum Hemorrhage Prevention
This sub-topic studies pharmacological (oxytocin, tranexamic acid) and non-pharmacological interventions to prevent primary and secondary PPH. Researchers conduct trials on bundle protocols in low-resource settings.
Severe Maternal Morbidity Near Miss
This sub-topic defines and audits organ dysfunction-based criteria for severe obstetric morbidity and near-miss events. Researchers analyze trends and ICU predictors using population registries.
Peripartum Hysterectomy Outcomes
This sub-topic reviews indications, techniques, and long-term sequelae of emergency peripartum hysterectomy for uncontrollable hemorrhage. Researchers compare subtotal vs. total procedures and fertility impacts.
Racial Ethnic Disparities Maternal Morbidity
This sub-topic investigates disparities in severe morbidity rates across racial/ethnic groups, adjusting for socioeconomic confounders. Researchers explore structural racism and hospital-level variations.
Why It Matters
Hypertensive disorders drive maternal and perinatal mortality, with preeclampsia affecting 2–8% of pregnancies globally and accounting for nearly 26% of maternal deaths in Latin America and the Caribbean, as noted in 'Gestational Hypertension and Preeclampsia' (2020). Multiple repeat cesarean deliveries increase maternal morbidity, with Silver et al. (2006) reporting rising risks of hysterectomy, blood transfusion, and other complications in such cases. Breech presentation management influences fetal outcomes, as demonstrated by Hannah et al. (2000) in their randomized trial comparing planned caesarean section versus vaginal birth, which informs delivery strategies to reduce perinatal risks. These findings guide health policies prioritizing interventions for haemorrhage and preeclampsia to lower global maternal mortality rates.
Reading Guide
Where to Start
'Global causes of maternal death: a WHO systematic analysis' by Say et al. (2014) is the starting paper as it provides foundational data on haemorrhage, hypertensive disorders, and sepsis causing over half of worldwide maternal deaths from 2003-2009.
Key Papers Explained
Say et al. (2014) 'Global causes of maternal death: a WHO systematic analysis' builds on Khan et al. (2006) 'WHO analysis of causes of maternal death: a systematic review' by updating cause proportions with 2003-2009 data. Alkema et al. (2015) 'Global, regional, and national levels and trends in maternal mortality between 1990 and 2015, with scenario-based projections to 2030: a systematic analysis by the UN Maternal Mortality Estimation Inter-Agency Group' extends these with trend analyses and projections. Silver et al. (2006) 'Maternal Morbidity Associated With Multiple Repeat Cesarean Deliveries' connects morbidity risks to delivery practices.
Paper Timeline
Most-cited paper highlighted in red. Papers ordered chronologically.
Advanced Directions
Research emphasizes racial/ethnic disparities, conservative management for placenta accreta, and prenatal diagnosis impacts, as reflected in the 54,215 works on severe obstetric morbidity and ICU admissions. No recent preprints or news alter these trajectories.
Papers at a Glance
| # | Paper | Year | Venue | Citations | Open Access |
|---|---|---|---|---|---|
| 1 | Global causes of maternal death: a WHO systematic analysis | 2014 | The Lancet Global Health | 6.4K | ✓ |
| 2 | WHO analysis of causes of maternal death: a systematic review | 2006 | The Lancet | 4.0K | ✕ |
| 3 | Report of the National High Blood Pressure Education Program W... | 2000 | American Journal of Ob... | 3.3K | ✕ |
| 4 | Pre-eclampsia | 2010 | The Lancet | 2.7K | ✕ |
| 5 | Gestational Hypertension and Preeclampsia | 2020 | Obstetrics and Gynecology | 2.4K | ✕ |
| 6 | Midwives’ contribution to normal childbirth care. Cross-sectio... | 2017 | European Journal of Mi... | 2.3K | ✓ |
| 7 | Global, regional, and national levels and trends in maternal m... | 2015 | The Lancet | 2.2K | ✓ |
| 8 | The Pathology of the Human Placenta | 1967 | — | 2.1K | ✕ |
| 9 | Planned caesarean section versus planned vaginal birth for bre... | 2000 | The Lancet | 2.0K | ✕ |
| 10 | Maternal Morbidity Associated With Multiple Repeat Cesarean De... | 2006 | Obstetrics and Gynecology | 1.8K | ✕ |
Frequently Asked Questions
What are the leading global causes of maternal death?
Between 2003 and 2009, haemorrhage, hypertensive disorders, and sepsis were responsible for more than half of maternal deaths worldwide, according to Say et al. (2014) in 'Global causes of maternal death: a WHO systematic analysis'. More than a quarter of deaths were attributable to indirect causes. These data prioritize health policies for intervention.
How prevalent is preeclampsia in pregnancies?
Preeclampsia complicates 2–8% of pregnancies globally. In Latin America and the Caribbean, hypertensive disorders account for almost 26% of maternal deaths, as stated in 'Gestational Hypertension and Preeclampsia' (2020). This underscores the need for prenatal monitoring.
What morbidity risks arise from multiple repeat cesareans?
Multiple repeat cesarean deliveries heighten maternal morbidity risks including hysterectomy and blood transfusion. Silver et al. (2006) in 'Maternal Morbidity Associated With Multiple Repeat Cesarean Deliveries' documented these complications increasing with each additional procedure. Surgical planning must weigh these risks.
What is the role of midwives in childbirth?
Midwives contribute to normal childbirth care in public health settings. Escuriet et al. (2017) in 'Midwives’ contribution to normal childbirth care. Cross-sectional study in public health Settings. MidconBirth Study protocol' analyze midwife care's link to spontaneous vaginal birth. Hospitals collect outcome data from birthing women samples.
How do delivery modes affect breech presentation outcomes?
Planned caesarean section is compared to vaginal birth for term breech presentation. Hannah et al. (2000) in 'Planned caesarean section versus planned vaginal birth for breech presentation at term: a randomised multicentre trial' provide trial evidence on perinatal outcomes. This informs clinical guidelines.
Open Research Questions
- ? What conservative management strategies optimize outcomes for placenta accreta?
- ? How do racial/ethnic disparities influence maternal ICU admission rates?
- ? What prenatal diagnosis techniques best predict peripartum hysterectomy needs?
- ? Which interventions reduce postpartum hemorrhage near-miss events?
- ? How do global trends in maternal mortality project to 2030 under varying scenarios?
Recent Trends
The field includes 54,215 works on maternal morbidity topics like placenta accreta and postpartum hemorrhage, but 5-year growth data is unavailable.
Highly cited papers from 2000-2020, such as 'Gestational Hypertension and Preeclampsia' , sustain focus on hypertensive disorders causing 26% of maternal deaths in Latin America and the Caribbean.
2020No recent preprints or news indicate shifts.
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