Hemodynamics, fluids & transfusion

Prognostic performance of the ratio of mean arterial pressure to norepinephrine equivalent dose in critically ill hypotensive patients: A single-center retrospective cohort study

J Crit CarePublished Retrospective cohort study

Main finding · Hospital mortalityResult — go to the resultAdjusted odds ratio 0.60 95% CI 0.38–0.92

Authors' conclusion

In adult patients receiving vasopressor infusion, the lowest MAP/NED ratio within 24 h of ICU admission was independently associated with hospital mortality. Its prognostic discrimination was slightly higher than that of the lowest MAP value and comparable to that of the highest NED.

Study context

Population
Adult critically ill hypotensive patients receiving norepinephrine ≥5 μg/min within the first 24 h of intensive care unit (ICU) stay
Participants
937 patients
Exposure
Lowest mean arterial pressure (MAP)/norepinephrine equivalent dose (NED) ratio vs lowest MAP and highest NED as predictors of hospital mortality
Outcome
Hospital mortality
Methodological detailssingle-centre, consecutive inclusion
  • Single-centre
  • Consecutive inclusion

Main finding

As reported in the abstract

Adjusted odds ratio

0.60

95% CI 0.38–0.92

By group

Lowest MAP/NED ratio

0.625

AUC

Lowest MAP

0.562

AUC

Highest NED

0.625

AUC

Highest tertile of lowest MAP/NED ratio vs Lowest tertile
aOR 0.60 (95% CI 0.38–0.92)
Overall hospital mortality
29%

Observational data: associations, not effects.

Original publication

Prognostic performance of the ratio of mean arterial pressure to norepinephrine equivalent dose in critically ill hypotensive patients: A single-center retrospective cohort study. J Crit Care. Published 7 April 2026. doi:10.1016/j.jcrc.2026.155560

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