HCUP Fast Stats - Map of Severe Maternal Morbidity (SMM) Among In-Hospital Deliveries

This HCUP Fast Stats interactive heat map visualizes the rate of severe maternal morbidity (SMM) by State. Each State's SMM rate is reported per 10,000 in-hospital deliveries. States are color-coded in quintiles using 2018 as the base year.

Severe Maternal Morbidity (SMM) Among In-Hospital Deliveries

Use the interactive map and legend below to examine the rate of SMM-related in-hospital deliveries by State. To explore the data in more detail (by patient characteristics such as age and expected payer), click on the State, or select from the list and click Select:

Select: Inpatient map Explore Data

Rate of SMM per 10,000 In-Hospital Deliveries

National rate:

No Data
< 63.1
63.1 - 69.6
69.7 - 77.6
77.7 - 84.3
> 84.3

States are classified into five categories which were defined based on an equal grouping of States in 2018.

Data Notes & Methods and Data Export options are available within the data exploration tool.

Note: Blood transfusions are not included as an SMM indicator.

Internet Citation: HCUP Fast Stats. Healthcare Cost and Utilization Project (HCUP). September 2021. Agency for Healthcare Research and Quality, Rockville, MD. www.hcup-us.ahrq.gov/faststats/smm/smmmap.jsp.

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Last modified 9/8/21