Organ support & nutrition

Incidence and Predictors of Dysglycemia in Intensive Care Unit Patients: A Cohort Study

Acta Anaesthesiol ScandPublished Prospective cohort study

Authors' conclusion

In this study of acutely admitted adult ICU patients, hypoglycemia was most common on the first day whereas hyperglycemia displayed smaller daily variations. Septic shock, CKD, AKI, diabetes, surgical admission, and a higher SOFA score were associated with an increased risk of hypoglycemia. Diabetes, high admission glucose, and glucocorticoid administration were associated with an increased risk of hyperglycemia.

Study context

Population
Acutely admitted adult patients, mixed medical and surgical intensive care unit (ICU), Copenhagen University Hospital-North Zealand
Participants
577 participants
Outcome
Incidence of dysglycemia (hyperglycemia, hypoglycemia, high glycemic variability)
Follow-up
First 5 days of admission
Methodological detailssingle-centre
  • Single-centre

Main finding

As reported in the abstract

Dysglycemia, all patients

Glucose (mmol/L), mean (SD ±2.2)

9.1

Time in 3.9-10 mmol/L, median (47-93)

75%

≥1 episode of hypoglycemia ≤ 3.9 mmol/L, 47 of 577

8.2%

Observational data: associations, not effects.

Further findings

Predictors identified on day one

Nutritional therapy associated with increased time in target range
High admission glucose, glucocorticoid treatment and DM associated with increased risk of hyperglycemia
CKD, AKI, DM, septic shock, increased SOFA score and surgical admission associated with increased risk of hypoglycemia

Original publication

Incidence and Predictors of Dysglycemia in Intensive Care Unit Patients: A Cohort Study. Acta Anaesthesiol Scand. Published 19 November 2025. doi:10.1111/aas.70149

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