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Table 5 Probabilities of Coronary Artery Disease (as percentages) in patients with chest pain in Emergency departments

From: Clinical assessment of patients with chest pain; a systematic review of predictive tools

   Age 40 Age 50 Age 60 Age 70
   HTN+ HTN- HTN+ HTN- HTN+ HTN- HTN+ HTN-
Symp-toms dura- tion   Cd + Cd- Cd+ Cd- Cd+ Cd- Cd+ Cd– Cd+ Cd- Cd+ Cd- Cd+ Cd- Cd+ Cd-
0-6 h AP+ 26 16 13 8 33 22 18 11 42 28 24 15 50 36 31 20
AP- 11 7 5 3 15 9 7 4 20 12 10 6 27 17 14 8
7-12 h AP+ 22 14 11 6 29 18 15 9 36 24 20 12 45 31 26 16
AP- 9 5 4 2 13 7 6 3 17 10 8 5 23 14 11 7
>12 h AP+ 7 4 3 2 10 6 5 3 13 8 6 4 18 11 9 5
AP- 3 1 1 1 4 2 2 1 5 3 2 1 7 4 3 2
  1. (Based on the tool by Björk et al. [33])
  2. Note: Estimations for patients without congestive heart failure, previous myocardial infarction, previous CABG or signs of acute coronary syndrome in the ECG
  3. HTN Hypertension, AP pectoris within previous month, Cd Chest discomfort at arrival to hospital