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Table 3 Final diagnosis at 30-day follow-up

From: Improving the performance of a triage scale for chest pain patients admitted to emergency departments: combining cardiovascular risk factors and electrocardiogram

Final diagnosis

N = 505

Non-specific chest pain

38.6% (195)

Cardiac origin

28% (141)

 Acute coronary syndrome

16.8% (85)

  STEMI

1.6% (8)

  NSTEMI

9.5% (48)

  Unstable angina

5.7% (29)

 Myopericarditis

3.8% (19)

 Arrythmia

3% (15)

  Stable angina

2.2% (11)

 Cardiac insufficiency

1.2% (6)

 MINOCA

0,4% (2)

 Aortic stenosis

0.4% (2)

 Prinzmetal angina

0.2% (1)

Non-cardiac origin

33,4% (169)

 Musculoskeletal pain

24.8% (125)

 Gastroesophageal reflux

3.8% (19)

 Pulmonary infection

2% (10)

 Pulmonary embolism

1.6% (8)

 Exacerbation of chronic obstructive pulmonary disease

0.6% (3)

 Pneumothorax

0.4% (2)

 Aortic dissection

0.2% (1)

 Pulmonary hypertension

0.2% (1)

  1. All values are expressed as percentages and absolute numbers
  2. Abbreviations: STEMI ST-elevation myocardial infarction, NSTEMI non-ST-elevation myocardial infarction, MINOCA Myocardial Infarction with No Obstructive Coronary Arteries