Post-acute metabolic changes and risk of new-onset diabetes following COVID-19: a systematic review and meta-analysis - Report - MDSpire

Post-acute metabolic changes and risk of new-onset diabetes following COVID-19: a systematic review and meta-analysis

  • By

  • Bukola Lawal

  • Shuaibu Saidu Musa

  • May Soe Thu

  • Thunnicha Ondee

  • Oranut Chatsirisakul

  • Krit Pongpirul

  • May 21, 2026

  • 0 min

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Clinical Report: Metabolic Alterations After COVID-19 and Their Association with New-Onset Diabetes

Overview

Revise to include the influence of a single large-scale study on the risk estimate.

Background

The COVID-19 pandemic has led to widespread health implications, including long-term metabolic disturbances in survivors. Understanding the relationship between COVID-19 and new-onset diabetes is crucial for managing post-acute sequelae and improving patient outcomes. This topic is particularly relevant as healthcare systems continue to address the ongoing effects of the pandemic.

Data Highlights

OutcomeEffect Size95% Confidence Interval
Risk of new-onset diabetesRR 1.411.38–1.44
HbA1cSMD 1.440.36–2.52
HOMA-IRSMD 0.960.33–1.58
Fasting blood glucoseSMD 0.77−0.40–1.94

Key Findings

  • COVID-19 survivors have a 41% increased risk of developing new-onset diabetes.
  • Higher levels of HbA1c indicate impaired glycemic control in post-COVID patients.
  • Increased insulin resistance was observed, as indicated by elevated HOMA-IR scores.
  • Fasting blood glucose results were inconsistent and showed high heterogeneity.
  • Metabolic monitoring is recommended for individuals recovering from COVID-19, especially those at higher cardiometabolic risk.

Clinical Implications

Healthcare providers should be vigilant in monitoring metabolic health in patients recovering from COVID-19, particularly for those with pre-existing risk factors for diabetes. Early identification and management of metabolic disturbances may improve long-term outcomes in this population.

Conclusion

The findings underscore the need for ongoing metabolic assessment in post-COVID care, as COVID-19 may significantly impact glucose regulation and increase the risk of diabetes.

Related Resources & Content

  1. Frontiers in Immunology, 2026 -- De novo COVID-19-associated insulin resistance drives dysregulated neutrophil extracellular trap formation (NETosis) four months after infection
  2. BMC Psychiatry, 2025 -- Associations between COVID pandemic-related post-traumatic stress disorder symptoms and self-care behaviors, fear of hypoglycemia, and depressive symptoms among Chinese adults with type 2 diabetes in the post-pandemic era
  3. Obesity Surgery, 2020 -- The Impact of Obesity on COVID-19 Severity: Exploring the 'CoVesity' Phenomenon
  4. The Journal of Clinical Endocrinology & Metabolism, 2025 -- Assessing the Efficacy and Safety of Dexamethasone in Hospitalized COVID-19 Patients with Diabetes: A Retrospective Cohort Analysis
  5. New-onset diabetes mellitus post COVID-19 infection: a systematic review and meta-analysis - ScienceDirect, 2025
  6. Frontiers, 2025 -- Molecular analysis of long COVID and new-onset diabetes mellitus: pathobiological relationships and current mechanistic views
  7. The American Diabetes Association, 2026 -- The American Diabetes Association Releases 'Standards of Care in Diabetes—2026'
  8. New-onset diabetes mellitus post COVID-19 infection: a systematic review and meta-analysis - ScienceDirect
  9. Frontiers | Molecular analysis of long COVID and new-onset diabetes mellitus: pathobiological relationships and current mechanistic views
  10. The American Diabetes Association Releases “Standards of Care in Diabetes—2026” | American Diabetes Association

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