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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.