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Table 4 Effect of pre-ECMO IMV duration on ICU mortality in all patients with confounders age, modified SOFA, comorbidities, and modified RESP score

From: Duration of invasive mechanical ventilation prior to extracorporeal membrane oxygenation is not associated with survival in acute respiratory distress syndrome caused by coronavirus disease 2019

  Estimate (95%C.I.) OR (95%C.I.) p value
Intercept −12.141 [−18.812, −6.632] . 0.0001
Pre-ECMO IMV duration −0.044 [−0.116, 0.021] 0.957 [0.89, 1.022] 0.1988
Age 0.174 [0.098, 0.267] 1.19 [1.103, 1.022]  < 0.001
SOFA score excluding PaO2/FiO2 0.403 [0.193, 0.663] 1.496 [1.213, 1.022] 0.0007
RESP score excluding age and IMV −0.917 [−1.823, −0.099] 0.4 [0.162, 1.022] 0.0346
Underlying pulmonary disease 1.412 [0.033, 2.914] 4.103 [1.033, 1.022] 0.0517
  1. IMV invasive mechanical ventilation, ECMO extracorporeal membrane oxygenation, SOFA Sequential Organ Failure Assessment, PaO2 partial pressure of arterial oxygen, FiO2 fraction of inspired oxygen, RESP respiratory ECMO survival prediction, ICU intensive care unit