Perioperative medicine & outcomes

Preoperative estimated glomerular filtration rate to predict cardiac events in major noncardiac surgery: a secondary analysis of two large international studies

Br J AnaesthPublished Secondary analysis of the VISION cohort study and the POISE-2 trial

Authors' conclusion

Continuous preoperative eGFR is among the best cardiac risk predictors in noncardiac surgery of the large set examined.

Study context

Population
Patients ≥45 yr undergoing nonurgent inpatient noncardiac surgery
Participants
35,815 vs 9,219
Comparison
Preoperative estimated glomerular filtration rate (eGFR) and cardiac events, by age and sex
  • VISIONn = 35,815
  • POISE-2n = 9,219
Primary endpoint
Composite of:
  • MINS
  • Nonfatal cardiac arrest
  • Cardiac death
Follow-up
30 days after surgery
Methodological detailsprognostic modelling, international
  • Prognostic modelling
  • International

Primary result

As reported in the abstract

Primary composite; association with lower preoperative eGFR · 30 days
Relative risk (95% CI)
eGFR 30 vs 90 ml min-1 1.73 m-2, age 80 yr, female, VISION
1.49(1.26–1.78)
eGFR 30 vs 90 ml min-1 1.73 m-2, age 50 yr, female, VISION
4.50(2.84–7.13)
Strong, graded association of cardiac events with lower eGFR, attenuated by older age (interaction P, VISION)
P for interaction < 0.001
Strong, graded association of cardiac events with lower eGFR, attenuated by older age (interaction P, POISE-2)
P for interaction = 0.008

Further findings

Sex interaction (men vs women)

Differed modestly (not meaningfully) in men in VISION
P for interaction = 0.02
No difference by sex in POISE-2
P for interaction = 0.79

Predictive contribution of eGFR vs other predictors

eGFR contributed most predictive information and mean net benefit of all predictors in both studies; most C-statistic in VISION, third most in POISE-2

Original publication

Preoperative estimated glomerular filtration rate to predict cardiac events in major noncardiac surgery: a secondary analysis of two large international studies. Br J Anaesth. Published 2 January 2025. doi:10.1016/j.bja.2024.10.039

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