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Table 3 Time intervals according to the chief complaint and on- or off-duty times

From: The appropriateness of single page of activation of the cardiac catheterization laboratory by emergency physician for patients with suspected ST-segment elevation myocardial infarction: a cohort study

  Chief complaint
Chest pain
N = 87
Chief complaint
Other symptoms
N = 30
p
Door-to-ECG time Median, IQR 6 (2, 12) 9 (4,16) 0.077
Door-to-balloon time Median, IQR 66.5 (56, 82) 80 (67, 89) 0.028
% of door-to-balloon time < 90 min 65 (85.5%) 14 (82.4%) 0.741
  On duty
N = 50
Off duty
N = 67
p
Door-to-ECG time Median, IQR 10 (6, 17) 4.5 (1,9) 0.001
Door-to-balloon time Median, IQR 63 (53, 78) 77 (64, 86) 0.013
% of door-to-balloon time < 90 min 38 (88.4%) 41 (82.0%) 0.392