Organ support & nutrition

Comparison of Intensive Versus Conventional Glycemic Control Targets: An Updated Systematic Review and Meta-Analysis of the 2024 Society of Critical Care Medicine Guidelines on Glycemic Control for Critically Ill Adults

Crit Care MedPublished Systematic review and meta-analysis of randomised trials

Authors' conclusion

INT BG targets demonstrated mild to moderate improvements in several important morbidity secondary outcomes, including LOS, infections, and CIP, but were associated with a 3.6-fold higher risk of severe hypoglycemia. No differences were seen in ICU or hospital mortality.

Study context

Population
Critically ill adults on insulin infusions
Participants
32,215 adults · 45 randomized controlled trials (RCTs)
Comparison
Intensive vs conventional blood glucose targets
Outcome
Hospital and ICU mortality
Methodological detailssubgroup analyses
  • Subgroup analyses

Pooled result

As reported in the abstract

  • No differences between intensive (INT) and conventional (CONV) targets for hospital or ICU mortality

Further pooled results

ICU length of stay (LOS), infections, critical illness polyneuropathy (CIP)

INT associated with lower ICU LOS, infections and CIP
  • Most studies with significant differences had serious inconsistencies or risk of bias

Subgroups: neurologic ICU, mixed ICU, cardiac surgery (subgroup)

INT: favorable neurologic outcomes in neurologic ICU, lower ICU LOS in mixed ICU, lower ICU mortality in cardiac surgery

Safety

INT 3.6-fold higher risk of severe hypoglycemia

Original publication

Comparison of Intensive Versus Conventional Glycemic Control Targets: An Updated Systematic Review and Meta-Analysis of the 2024 Society of Critical Care Medicine Guidelines on Glycemic Control for Critically Ill Adults. Crit Care Med. Published 9 June 2026. doi:10.1097/ccm.0000000000007175

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