Synapse
⌘+K
Synapse
PulseExploreClubsResearchersJournals
Instagram
HomeClubsExplore
June 7, 2026Diabetes

COVID-19 pandemic linked to ~24% higher in-hospital mortality and more AMI discharges among diabetic adults.

View Full Paper
Ask AI
Bookmark
Share

Why the study?

The COVID-19 pandemic disrupted cardiovascular care delivery, but comprehensive evaluations of diabetes-AMI outcomes across diverse sociodemographics remain limited.

How did the COVID-19 pandemic and sociodemographic factors affect AMI discharges and in-hospital mortality among adults with diabetes?

Population

Adults (≥18 years) hospitalized with concurrent diabetes mellitus and AMI in California

Comparison

Outcomes across temporal trends (2016-2022) and sociodemographic groups including age, race/ethnicity, insurance, and geography

Design

Population-based retrospective cohort analysis

Key result

The COVID-19 pandemic increased AMI discharges by 34.8-46.5% and peaked in-hospital mortality by 24.4% among hospitalized adults with diabetes in California.

Authors

BRBUDDHIKA RATNASIRIARANURA W.G. RATNASIRILRLeonard E. Ranasinghe

Discussion

Loading...

Member takes

Overview

May necessitate enhanced diabetic AMI monitoring in future crises; leaves open mechanisms and equity-targeted interventions.

Key Points

  • The central aim is to examine trends and disparities in acute myocardial infarction outcomes among hospitalized adults with diabetes from 2016-2022 in California.
  • Population-based retrospective cohort analysis using hospital discharge data from 2016-2022 for adults (≥18 years) with diabetes and acute myocardial infarction.
  • Multivariable logistic regression was employed to estimate adjusted odds ratios with 95% confidence intervals.
  • Discharges increased by 34.8-46.5% during the COVID-19 era compared to 7.1-20.0% pre-pandemic.
  • In-hospital mortality peaked with a 24.4% increase in 2022.
  • The very old adults had an 8.27-fold increase in discharges with an 80.7% attenuation to mortality.

Study Design

Type

Cohort

Multicenter

Yes

Structured PICO

How did the COVID-19 pandemic and sociodemographic factors affect AMI discharges and in-hospital mortality among adults with diabetes?

P
Population
Adults ≥18 years hospitalized with concurrent diabetes mellitus and acute myocardial infarction in California from 2016 to 2022.
C
Comparator
Pre-pandemic era and reference sociodemographic groups (e.g., White populations, Medi-Cal insurance, Central and Coast regions)
O
Outcome
AMI discharges and in-hospital mortalityhard clinical

The COVID-19 pandemic significantly increased AMI admissions and in-hospital mortality among diabetic patients in California, exposing profound sociodemographic disparities across age, race, geography, and insurance status.

Limitations

  • Race and geographic location are likely surrogates for complex socioeconomic disparities that will need additional studies.
  • Race and geographic location are likely surrogates for complex socioeconomic disparities that will need additional studies

Cite This Study

RATNASIRI et al. (2026) conducted a cohort in Acute myocardial infarction with concurrent diabetes mellitus. COVID-19 pandemic vs. Pre-pandemic period was evaluated on AMI discharges and in-hospital mortality. The COVID-19 pandemic increased AMI discharges by 34.8-46.5% and peaked in-hospital mortality by 24.4% among hospitalized adults with diabetes in California.

synapsesocial.com/papers/6a250be87def13d035e1bed5https://doi.org/10.2337/db26-1420-p
View Full Paper
Ask AI
Bookmark
Share