Table 1

The physician’s overall suspicion of ACS and the underlying assessments of the ECG, symptoms, and TnT
Assigned overall suspicion of ACS (%)
Obvious ACS Suspicion
Strong Vague No
Total 1.8 21.7 38.1 38.3
ECG ST elevation, n = 24 70.8 8.3 8.3 12.5
ST depression, n = 46 8.7 73.9 15.2 2.2
T inversion, n = 35 0.0 74.3 20.0 5.7
Ischemic ECG, n = 105 20.0 59.0 15.2 5.7
Q-waves/LBBB, n = 13 0.0 38.5 38.5 23.1
Normal ECG, n = 970 0.0 16.7 40.5 42.8
Symptoms Typical of AMI, n = 147 11.6 59.2 29.3 0.0
Typical of UA, n = 181 1.1 80.7 16.0 2.2
Typical of ACS, n = 328 5.8 71.0 22.0 1.2
Not specific for ACS, n = 408 0.5 3.7 80.4 15.4
No suspicion of ACS, n = 415 0.0 0.5 9.4 90.1
TnT TnT < 0.05, n = 1073 1.2 18.3 39.5 41.0
TnT ≥ 0.05, n = 78 10.3 69.2 19.2 1.3

Ischemic ECG, ST elevation OR ST depression OR T inversion; Typical of ACS, Typical of AMI OR UA; LBBB, Left bundle branch block.

Kamali et al.

Kamali et al. BMC Emergency Medicine 2014 14:9   doi:10.1186/1471-227X-14-9

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