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Table 2 Outcomes1

From: Association between prehospital arterial hypercapnia and mortality in acute heart failure: a retrospective cohort study

  All patients
(n = 225)
No prehospital hypercapnia
(n = 93)
Prehospital
hypercapnia
(n = 132)
p-value
Primary outcome
 In-hospital mortality – n (%) 29 (12.9) 6 (6.5) 23 (17.4) 0.016
Secondary outcomes
 7-day mortality – n (%) 23 (10.2) 5 (5.4) 18 (13.6) 0.044
ER Length of stay (h) – median (IQR) 6.0 (4.3–9.2) 7.1 (4.5–11.4) 5.6 (4.0–8.4) 0.018
  1. 1 ER emergency room, IQR interquartile range