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Table 3 Association of significant arrhythmia, premature complexes and no arrhythmias with clinical mediators responsible for ICU admission

From: Risk factors and clinical outcomes of arrhythmias in the medical intensive care unit

 

All (n = 215)

No arrhythmia (n = 109)

Arrhythmiaa (n = 62)

Premature complexesb (n = 44)

p value

Acute respiratory failure, n (%)

108 (50.2)

47 (43.1)

37 (59.7)

24 (54.6)

0.093

Shock, n (%)

17 (7.9)

6 (5.5)

9 (14.5)

2 (4.6)

0.090

Acute Myocardial Ischemia, n (%)

45 (20.9)

19 (17.4)

16 (25.8)

10 (22.7)

0.410

Decompensated CHF, n (%)

30 (14.0)

11 (10.1)

7 (11.3)

12 (27.3)

0.016

Hyperglycemia, n (%)

86 (40.0)

45 (41.3)

25 (40.3)

16 (36.4)

0.852

Acute kidney injury, n (%)

91 (42.3)

35 (32.1)

36 (58.1)

20 (45.5)

0.004

Local infection, n (%)

101 (47.0)

45 (41.3)

34 (54.8)

22 (50.0)

0.210

Systemic infection, n (%)

60 (27.9)

25 (22.9)

25 (40.3)

10 (22.7)

0.036

Acute CNS event, n (%)

19 (8.8)

9 (8.3)

5 (8.1)

5 (11.4)

0.802

Gastrointestinal bleeding, n (%)

15 (7.0)

13 (11.9)

0 (0)

2 (4.6)

0.006

Acid/base disturbance, n (%)

40 (18.6)

21 (19.3)

11 (17.7)

8 (18.2)

0.967

Electrolyte imbalance, n (%)

32 (14.9)

16 (14.7)

7 (11.3)

9 (20.5)

0.425

Intoxication, n (%)

6 (2.8)

4 (3.7)

0 (0)

2 (4.6)

0.288

Mediators, n (%)

     

0–2

84 (39.1)

50 (45.9)

19 (30.7)

15 (34.1)

0.054

3–4

92 (42.8)

47 (43.1)

28 (45.2)

17 (38.6)

 

≥5

39 (18.1)

12 (11.0)

15 (24.2)

12 (27.3)

 
  1. p values were computed chi-square test or Fisher’s exact test
  2. aPatients who presented supraventricular and/or ventricular arrhythmias
  3. bPatients who presented premature atrial contractions (PACs) and/or premature ventricular complexes (PVCs) but no arrhythmias