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Table 2 Outcomes of ICU patients (n = 15,014) with and without new-onset atrial fibrillation (NOAF)

From: New-onset atrial fibrillation and associated outcomes and resource use among critically ill adults—a multicenter retrospective cohort study

Characteristic

New-onset atrial fibrillation (n = 1541)

No atrial fibrillation (n = 13,473)

Adjusted odds ratioc (95% CI)

P value

In-hospital mortality, n (%)

576 (37.4)

4034 (29.9)

1.02 (0.97–1.08)

0.31

Disposition, n (%)a

0.95 (0.88–1.09)

0.57

 Home

562 (58.2)

6230 (66.0)

  

 Long-term care center

403 (41.8)

3209 (34.0)

  

Time to NOAF development from hospital admission, days, median (IQR)

1 (1–3)

–

  

Persistent atrial fibrillation, n (%)b

345 (22.4)

–

  

ICU length of stay, days, median (IQR)

7 (4–14)

6 (2–9)

 

< 0.001

Hospital length of stay, days, median (IQR)

14 (8–29)

12 (4–25)

 

< 0.001

Ventilator-free days, median (IQR)

6 (3–8)

6 (4–10)

 

0.03

Readmission to ICU during hospitalization, n (%)

225 (14.6)

1670 (12.4)

1.04 (0.94–1.11)

0.27

Readmission within 30 days from discharge, n (%)a

294 (30.5)

2426 (25.7)

1.08 (0.87–1.19)

0.13

  1. Abbreviations: ICU intensive care unit, IQR interquartile range, MODS Multiple Organ Dysfunction Score, SD standard deviation
  2. aOnly includes patients surviving to discharge (n = 10,404)
  3. bDefined as presence of any atrial fibrillation following 24 h of treatment
  4. cRatio of NOAF to patients with no atrial fibrillation
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