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Table 2 Frequency of morbidity and mortality outcomes

From: Detecting myocardial infarction in critical illness using screening troponin measurements and ECG recordings

 

MI (N = 37)

Elevated cTn only (N = 15)

No cTn elevation (N = 51)

p value1

p value2

Duration of mechanical ventilation, median (IQR [days])

4 (0.5–12.5)

2 (0–3)

1 (0–2)

<0.0001

- MI vs cTn, p = 0.022

- cTn vs no cTn elevation, p = 0.167

- MI vs no cTn elevation, p < 0.0001

Duration of ICU stay, median (IQR [days])

5 (2–14)

4 (3–7)

2 (1–4)

0.002

- MI vs cTn, p = 0.336

- cTn vs no cTn elevation, p = 0.026

- MI vs no cTn elevation, p = 0.001

ICU mortality, N (%)

14 (37.8)

1 (6.7)

1 (2.0)

<0.0001

- MI vs cTn, p = 0.020

- cTn vs no cTn elevation, p = 0.357

- MI vs no cTn elevation, p < 0.0001

Duration of hospital stay, median (IQR [days])

15 (4–37)

12 (6–12)

8 (4–19)

0.124

- MI vs cTn, p = 0.785

- cTn vs no cTn elevation, p = 0.175

- MI vs no cTn elevation, p = 0.062

Hospital mortality, N (%)

16 (43.2)

4 (26.7)

1 (2.0)

<0.0001

- MI vs cTn, p = 0.139

- cTn vs no cTn elevation, p = 0.001

- MI vs no cTn elevation, p < 0.0001

  1. cTn = cardiac troponin; ICU = intensive care unit; IQR = interquartile range; MI = myocardial infarction; 1p value indicates a three-way comparison; 2p value indicates a two-way comparison.