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Risk for postpartum readmissions and associated complications based on maternal age
Timothy Wen1, Eve E Overton1, Jean-Ju Sheen1
1Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, Columbia University Irving Medical Center, New York, NY, USA.
Summary
Older maternal age increases the risk of postpartum readmissions and severe maternal morbidity (SMM). Women aged 35 and above, particularly those 40+, face the highest risks for complications after childbirth.
Area of Science:
- Obstetrics and Gynecology
- Maternal Health
- Public Health
Background:
- Advanced maternal age (AMA), defined as 35 years and older, is a growing trend in childbirth.
- Understanding the risks associated with AMA is crucial for improving maternal outcomes.
- Postpartum readmissions and severe maternal morbidity (SMM) are significant concerns in maternal healthcare.
Purpose of the Study:
- To evaluate the risk of postpartum readmissions.
- To assess the risk of severe maternal morbidity (SMM) associated with postpartum readmissions.
- To determine the impact of maternal age on these risks.
Main Methods:
- Retrospective cohort study utilizing the Nationwide Readmissions Database (2010-2014).
- Analysis of 60-day all-cause postpartum readmission risk.
- Ascertainment of SMM using CDC criteria and multivariable log-linear analyses adjusting for confounders.
Main Results:
- 15.7 million deliveries analyzed; 15% were in women aged 35+.
- Overall 60-day readmission rate was 1.7%, with 13% of readmissions involving SMM.
- Women aged 35+ had significantly higher rates of readmission and SMM compared to younger women.
- Risk increased with age, with women 40+ having the highest risk for readmission and SMM.
Conclusions:
- Advanced maternal age is a significant risk factor for postpartum readmission.
- Women aged 35 and older experience higher rates of SMM during readmission.
- Maternal age of 40 and older represents the highest risk group for postpartum complications requiring readmission.
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