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Table 4 Cox regression model of survival analysis of variables for 30-day mortality

From: Emergency tracheal intubation during off-hours is not associated with increased mortality in hospitalized patients: a retrospective cohort study

 

Hazard ratio

95.0% CI

Sig.

Age (years)

1.096

0.656–1.830

0.727

Sex

1.491

0.877–2.535

0.140

BMI (kg/m2)

1.003

0.598–1.683

0.991

Time of ETI

1.327

0.730–2.413

0.354

Departments of ETI

0.401

0.247–0.653

0.000

Pre-ETI

 CPCR

1.389

0.316–6.101

0.663

 Consciousness

1.090

0.655–1.813

0.739

 MAP (mmHg)

2.761

0.867–8.789

0.086

 HR (mmHg)

1.043

0.548–1.986

0.898

 SI

1.214

0.701–2.105

0.489

Post-ETI

 CPCR

1.849

0.595–5.748

0.288

 ICU

0.312

0.176–0.554

0.000

  1. Abbreviation: CI Confidence interval, Sig significance, BMI Body mass index, ETI Emergent endotracheal intubation, CPCR Cardiopulmonary cerebral resuscitation, MAP Mean arterial pressure, HR Heart rate, SI Shock index, ICU Intensive care unit