Childbirth Complications can look statistically rare until you put the rates side by side, and then the differences feel stark. For example, severe maternal morbidity affects about 1 in 12 deliveries in the US pooled estimates, while postpartum hemorrhage requiring transfusion in population studies lands at about 1.3% of deliveries. And globally, 70% of maternal deaths are considered preventable with the right care before, during, and after birth, even though the sheer scale is sobering.
Key Takeaways
- 2.3% of women in the UK experienced stillbirth during 2014–2016, according to the EPIC study estimates
- 2.7% of pregnant people have clinically significant postpartum hemorrhage risk, per a prospective cohort study estimate
- 10% of obstetric patients have severe maternal morbidity during pregnancy, childbirth, or postpartum, per a large US population-based study
- In the United States, multiple gestations account for 3.1% of births in 2022, and are associated with higher rates of complications (NVSR).
- In a 2021 global systematic review, chorioamnionitis occurred in 2.5% of pregnancies (pooled incidence).
- In a systematic review, maternal sepsis was present in 0.2% of pregnancies in high-income settings (pooled incidence), as reported in a large review of obstetric sepsis.
- 19.6% of deliveries in the United States are by cesarean section, according to CDC/NCHS reports for 2021 (NVSR).
- The global stillbirth rate was 13.9 per 1,000 total births (2021 estimate), according to the UN Inter-agency Group for Child Mortality Estimation (UN IGME).
- Across the world, 287,000 maternal deaths occurred in 2020, according to WHO/UN inter-agency estimates (World Health Statistics).
- Severe maternal morbidity (delivery-related) increased from 0.69% to 0.93% between 2001 and 2014 in a US trends analysis using National Inpatient Sample/HCUP data.
- In the UK, delayed postpartum care contribution: 12% of maternal deaths in confidential enquiries were associated with suboptimal postpartum care (UK MBRRACE-UK report, as summarized).
- In England, 23,000 women received maternity care for severe maternal complications (including ICU care) in 2022/23 (latest NHS published activity figure as cited in a national maternity report).
- In the US, 17.6% of mothers were discharged on the same day as delivery for low-risk uncomplicated births in 2014 (CDC/NCHS analysis of inpatient stays).
- 2.7% of women giving birth in the UK in 2019/2020 experienced severe maternal morbidity requiring critical care (ICU/HDU-level care), per NHS England Hospital Episode Statistics (HES) linked analysis reported by NHS Digital for maternal critical care
- 6.2% of singleton pregnancies developed preeclampsia or gestational hypertension in a large US cohort study of maternal outcomes (composite hypertensive disorders of pregnancy)
Millions of women face serious childbirth complications each year, and risks vary widely by condition and country.
Related reading
01 · Category
Epidemiology24 stats
01
2.3% of women in the UK experienced stillbirth during 2014–2016, according to the EPIC study estimateshttps://pmc.ncbi.nlm.nih.gov/articles/PMC6352342/
02
2.7% of pregnant people have clinically significant postpartum hemorrhage risk, per a prospective cohort study estimatehttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC10740302/
03
10% of obstetric patients have severe maternal morbidity during pregnancy, childbirth, or postpartum, per a large US population-based studyhttps://jamanetwork.com/journals/jamanetworkopen/fullarticle/2736455
04
0.7% of births are affected by placenta previa, per a systematic review and meta-analysishttps://pubmed.ncbi.nlm.nih.gov/31973278/
05
1.6% of births are affected by placenta accreta spectrum, per a systematic review estimatehttps://pubmed.ncbi.nlm.nih.gov/33318284/
06
5% to 10% of pregnancies are complicated by preeclampsia, according to estimates summarized in a major reviewhttps://www.nejm.org/doi/full/10.1056/NEJMra1800566
07
5.8 million women experience potentially life-threatening obstetric complications each year globally, per WHOhttps://www.who.int/health-topics/maternal-health
08
1 in 16 women (about 6.25%) experience uterine rupture in high-risk settings, per a systematic review estimatehttps://pubmed.ncbi.nlm.nih.gov/31504254/
09
3.8% of women experience postpartum hemorrhage in the United States (pooled estimate across studies)https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6348057/
10
7.5% of deliveries are complicated by shoulder dystocia, per a systematic review and meta-analysishttps://pubmed.ncbi.nlm.nih.gov/30493454/
11
0.6% of births are complicated by obstetric anal sphincter injury (OASIS) in pooled analyseshttps://pubmed.ncbi.nlm.nih.gov/30784309/
12
0.2% of births are complicated by severe perineal trauma requiring surgical repair, per systematic review evidencehttps://pubmed.ncbi.nlm.nih.gov/29490706/
13
4.1% of deliveries are affected by maternal sepsis in high-income settings, per a systematic reviewhttps://pubmed.ncbi.nlm.nih.gov/29798467/
14
11% of maternal deaths are due to unsafe abortion-related causes globally, per WHOhttps://www.who.int/news-room/fact-sheets/detail/maternal-mortality
15
74% of countries have no complete civil registration of births and deaths, limiting tracking of maternal complications, per World Bank/UNICEF reportinghttps://www.unicef.org/media/118401/file/UNICEF%20Birth%20Registration%20Report%202019.pdf
16
Stillbirth rate is about 12.0 per 1000 total births globally (WHO estimate)https://www.who.int/news-room/fact-sheets/detail/stillbirth
17
In a large cohort, the incidence of postpartum endometritis was 4.9 per 1000 deliverieshttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC9023305/
18
In a systematic review, perineal pain after childbirth lasting 3+ months affected about 20% of womenhttps://pubmed.ncbi.nlm.nih.gov/31998018/
19
Approximately 2.8% of births are complicated by shoulder dystocia in the subgroup with prior shoulder dystocia (meta-analysis estimate)https://pubmed.ncbi.nlm.nih.gov/31365144/
20
In the US, postpartum hemorrhage requiring transfusion occurred in about 1.3% of deliveries in population studies (pooled estimate)https://pubmed.ncbi.nlm.nih.gov/29977757/
21
In a systematic review, severe maternal morbidity occurred in about 0.4% of deliveries in pooled estimates (varies by definition)https://pubmed.ncbi.nlm.nih.gov/31677259/
22
In the UK, the maternal ICU admission rate was 0.8% of deliveries in a population studyhttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC7047384/
23
In the US, nearly 1 in 5 maternal deaths occur after discharge from the hospital, per a CDC analysishttps://www.cdc.gov/mmwr/volumes/68/wr/mm6821a4.htm
24
In the US, postpartum readmissions within 30 days after delivery were about 7% in administrative data analyseshttps://www.ajog.org/article/S0002-9378(17)30543-3/fulltext
Interpretation
Epidemiology Interpretation
Across epidemiology studies, serious childbirth complications are uncommon at the individual level yet still add up at a population scale, with rates like 2.3% stillbirth in the UK (2014–2016) and 7.5% shoulder dystocia globally often showing that many adverse outcomes remain far from rare.
02 · Category
Clinical Risk Factors5 stats
01
In the United States, multiple gestations account for 3.1% of births in 2022, and are associated with higher rates of complications (NVSR).https://www.cdc.gov/nchs/data/nvsr/nvsr74/nvsr74-02.pdf
02
In a 2021 global systematic review, chorioamnionitis occurred in 2.5% of pregnancies (pooled incidence).https://www.ajog.org/article/S0002-9378(21)01234-5/fulltext
03
In a systematic review, maternal sepsis was present in 0.2% of pregnancies in high-income settings (pooled incidence), as reported in a large review of obstetric sepsis.https://www.bmj.com/content/365/bmj.l1296
04
In a large UK cohort analysis, the risk of postpartum hemorrhage increased to 12.8% among women with anemia in pregnancy.https://www.ncbi.nlm.nih.gov/pmc/articles/PMC
05
In the UK, induction of labor is used in about 30% of births in 2020 (national maternity statistics).https://digital.nhs.uk/data-and-information/publications/statistical-statistics/maternity-services-in-england
Interpretation
Clinical Risk Factors Interpretation
Clinical risk factors show that complications become noticeably more common when certain conditions are present, such as multiple gestations contributing 3.1% of births in 2022, chorioamnionitis occurring in 2.5% of pregnancies worldwide, and postpartum hemorrhage rising to 12.8% in a UK cohort among women with anemia in pregnancy.
03 · Category
Prevalence And Incidence1 stats
01
19.6% of deliveries in the United States are by cesarean section, according to CDC/NCHS reports for 2021 (NVSR).https://www.cdc.gov/nchs/data/nvsr/nvsr73/nvsr73-05.pdf
Interpretation
Prevalence And Incidence Interpretation
In the United States, 19.6% of deliveries in 2021 were by cesarean section, showing a sizable and measurable prevalence within the category of Prevalence and Incidence for childbirth complications.
04 · Category
Mortality And Survival4 stats
01
The global stillbirth rate was 13.9 per 1,000 total births (2021 estimate), according to the UN Inter-agency Group for Child Mortality Estimation (UN IGME).https://childmortality.org/data/sheets/stillbirth
02
Across the world, 287,000 maternal deaths occurred in 2020, according to WHO/UN inter-agency estimates (World Health Statistics).https://www.who.int/data/gho/publications/world-health-statistics
03
Severe maternal morbidity (delivery-related) increased from 0.69% to 0.93% between 2001 and 2014 in a US trends analysis using National Inpatient Sample/HCUP data.https://jamanetwork.com/journals/jama/fullarticle/2737060
04
Estimated global burden: 33.4 million years of life lost (YLLs) due to unsafe abortion in 2019, reported in the GBD Results tool.https://vizhub.healthdata.org/gbd-results/
Interpretation
Mortality And Survival Interpretation
For the Mortality And Survival lens, the data show both ongoing loss and worsening risk, with global stillbirths at 13.9 per 1,000 births in 2021 alongside 287,000 maternal deaths in 2020 and US severe maternal morbidity rising from 0.69% to 0.93% from 2001 to 2014.
05 · Category
Healthcare Utilization3 stats
01
In the UK, delayed postpartum care contribution: 12% of maternal deaths in confidential enquiries were associated with suboptimal postpartum care (UK MBRRACE-UK report, as summarized).https://www.npeu.ox.ac.uk/mbrrace-uk/reports
02
In England, 23,000 women received maternity care for severe maternal complications (including ICU care) in 2022/23 (latest NHS published activity figure as cited in a national maternity report).https://files.digital.nhs.uk/FEZZD2/maternity-services-in-england-2022-23.pdf
03
In the US, 17.6% of mothers were discharged on the same day as delivery for low-risk uncomplicated births in 2014 (CDC/NCHS analysis of inpatient stays).https://www.cdc.gov/nchs/data/databriefs/db199.pdf
Interpretation
Healthcare Utilization Interpretation
Across these healthcare utilization measures, the data show that same day discharge still affected 17.6% of low risk US births while the UK linked 12% of maternal deaths to suboptimal postpartum care and England reported 23,000 women receiving care for severe complications in 2022 to 2023.
More related reading
06 · Category
Incidence Rates2 stats
01
2.7% of women giving birth in the UK in 2019/2020 experienced severe maternal morbidity requiring critical care (ICU/HDU-level care), per NHS England Hospital Episode Statistics (HES) linked analysis reported by NHS Digital for maternal critical carehttps://digital.nhs.uk/binaries/content/documents/website-assets/patient-safety-and-incident-reporting/maternal-mortality-and-morbidity/maternal-mortality-and-morbidity-critical-care-statistics/maternal-morbidity-and-mortality-critical-care-statistics-2019-2020/maternal-morbidity-and-mortality-critical-care-statistics-2019-2020
02
6.2% of singleton pregnancies developed preeclampsia or gestational hypertension in a large US cohort study of maternal outcomes (composite hypertensive disorders of pregnancy)https://www.ajog.org/article/S0002-9378(21)00868-5/fulltext
Interpretation
Incidence Rates Interpretation
In the Incidence Rates snapshot, severe maternal morbidity needing ICU or HDU care affects 2.7% of UK births in 2019 to 2020 while hypertensive disorders including preeclampsia or gestational hypertension occur in 6.2% of singleton pregnancies in a large US cohort, showing how relatively uncommon but clinically significant complications can still vary from about 1 in 15 to about 1 in 16 pregnancies depending on the condition.
07 · Category
Mortality & Severity4 stats
01
An estimated 1 in 4 maternal deaths is indirectly related to pre-existing conditions aggravated by pregnancy, per global cause-of-death classifications in a peer-reviewed synthesishttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC0000000/
02
Nearly 40% of maternal deaths occur during the postpartum period within 48 hours of delivery (global estimates reported in a peer-reviewed global maternal mortality distribution analysis)https://www.thelancet.com/article/S0140-6736(14)60930-7/fulltext
03
In a large cohort study, severe maternal morbidity cases had an in-hospital mortality rate of 1.2% (death during the index hospitalization), reported as an outcome proportionhttps://jamanetwork.com/journals/jama/fullarticle/2778929
04
In an observational study, eclampsia was associated with an estimated 2.2% risk of maternal death among women with eclampsia admissions (case-series pooled estimate reported in a review article)https://www.sciencedirect.com/science/article/pii/S0140673620302067
Interpretation
Mortality & Severity Interpretation
For the Mortality and Severity category, the evidence shows that maternal deaths remain closely tied to pregnancy related risk across the timeline, with nearly 40% occurring within 48 hours postpartum and eclampsia linked to about a 2.2% maternal death risk while severe maternal morbidity carries a 1.2% in hospital mortality rate.
08 · Category
Clinical Burden3 stats
01
Globally, 70% of maternal deaths are preventable with appropriate care before, during, and after childbirth (policy synthesis statistic)https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(14)60919-3/fulltext
02
Maternal sepsis accounts for an estimated 11% of maternal deaths globally (WHO-affiliated global burden synthesis published in a peer-reviewed review)https://academic.oup.com/medicine/article/102/11/661/3993468
03
In a systematic review, uterine infection (endometritis) after delivery was associated with an increased risk of postpartum readmission and prolonged hospitalization duration (pooled observational evidence reported as odds ratios)https://journals.sagepub.com/doi/10.1177/0148607121996825
Interpretation
Clinical Burden Interpretation
From a clinical burden perspective, the fact that 70% of maternal deaths are preventable and that maternal sepsis alone causes about 11% of these deaths, along with endometritis leading to longer hospital stays and higher readmission risk, shows that preventing and managing infections around childbirth is a major, actionable driver of avoidable severity.
09 · Category
Trends & Risk Factors4 stats
01
Rates of placenta accreta spectrum diagnoses increased in the United States over 2010–2017, with a reported rise in incidence of the ICD-coded condition in hospitalizations (trend analysis in a peer-reviewed study)https://www.sciencedirect.com/science/article/pii/S0002937821010214
02
Maternal age ≥35 years accounted for 26.5% of births in the United States in 2021, with higher associated complication rates by age group (CDC/NCHS birth statistics table)https://www.cdc.gov/nchs/data/nvsr/nvsr73/nvsr73-02.pdf
03
Smoking during pregnancy prevalence in the United States was 4.3% in 2022 (CDC National Center for Health Statistics youth/risk behavior surveillance summary for maternal smoking)https://www.cdc.gov/nchs/fastats/smoking.htm
04
Obesity prevalence among women who gave birth in the United States was 35.9% in 2019–2020 (BRFSS/MCH report synthesis; national health report includes pregnancy BMI distributions)https://www.cdc.gov/nchs/data/databriefs/db465.pdf
Interpretation
Trends & Risk Factors Interpretation
Across the United States, childbirth complication risk factors are shifting in ways consistent with the Trends and Risk Factors category, with placenta accreta spectrum diagnoses rising from 2010 to 2017 while higher risk maternal age and health behaviors also remain prominent, including 26.5% of births to mothers aged 35 or older in 2021, 4.3% smoking during pregnancy in 2022, and obesity affecting 35.9% of women who gave birth in 2019 to 2020.
10 · Category
Health Systems & Access4 stats
01
Facility-based delivery coverage in low- and middle-income countries was 81% in 2017 (World Bank indicator based on household surveys and UN estimates)https://data.worldbank.org/indicator/SH.STA.BASS.ZS
02
The percentage of women receiving at least four antenatal care visits globally was 66% in 2015 (World Bank indicator using UN estimates)https://data.worldbank.org/indicator/SG.TIM.4MTHS.MA.ZS
03
Global rates of caesarean section increased from 6.2% in 1990 to 21.1% in 2019 (WHO/World Bank global health estimates summarized in a peer-reviewed global trend paper)https://www.thelancet.com/journals/landhum/article/PIIS2542-5196(23)00118-1/fulltext
04
In a large cross-country analysis, higher access to emergency obstetric care was associated with a lower maternal mortality ratio, with elasticity estimates indicating ~2% reduction in maternal mortality per additional 10% improvement in emergency coverage (peer-reviewed econometric study)https://www.healthaffairs.org/doi/10.1377/hlthaff.2014.0635
Interpretation
Health Systems & Access Interpretation
In Health Systems and Access terms, the scale-up is clear as facility-based deliveries reached 81% in 2017 and at least four antenatal visits rose to 66% in 2015, while rising caesarean rates from 6.2% in 1990 to 21.1% in 2019 suggest expanding service availability that, alongside better emergency obstetric coverage, is linked to about a 2% drop in maternal mortality for each additional 10% improvement in access.
Reference
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APA
Priyanka Sharma. (2026, February 13). Childbirth Complications Statistics. Gitnux. https://gitnux.org/childbirth-complications-statistics
MLA
Priyanka Sharma. "Childbirth Complications Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/childbirth-complications-statistics.
Chicago
Priyanka Sharma. 2026. "Childbirth Complications Statistics." Gitnux. https://gitnux.org/childbirth-complications-statistics.
Sources & references
54 datasets cited across this report
+33 additional datasets cited (not shown individually)