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Table 2 Complications prior to hospital admission in relation to estimated chest pain

From: Association between the reported intensity of an acute symptom at first prehospital assessment and the subsequent outcome: a study on patients with acute chest pain and presumed acute coronary syndrome

  Intensity of pain on arrival of the AN  
4.00–5.99 (n = 651) 6.00–7.99 (n = 603) ≥8.00 (n = 349) p b
Heart failure requiring treatment (15)a 6 (0.9) 5 (0.8) 7 (2.0) 0.11
Hypotension requiring treatment (16) 4 (0.6) 10 (1.7) 7 (2.0) 0.04
AV-block/bradyarrythmias requiring treatment (15) 1 (0.2) 1 (0.2) 6 (1.7) 0.0004
Supraventricular tachyarrythmias requiring treatment (17) 7 (1.1) 5 (0.8) 3 (0.9) 0.21
Ventricular tachyarrythmias requiring treatment (18) 1 (0.2) 1 (0.2) 2 (0.6) 0.41
  1. Data presented as number (percentage)
  2. aNumber of patients with missing information
  3. bActual VAS value used in p-value calculations