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Table 1 Patient characteristics, n = 560.

From: An artificial neural network to safely reduce the number of ambulance ECGs transmitted for physician assessment in a system with prehospital detection of ST elevation myocardial infarction

Age, years ± SEM 70.1 ± 0.6
Women 249 (45%)
Patients admitted to in-hospital care 417 (74%)
Length of stay of admitted patients, days ± SD 4.5 ± 6.2
ACS as final diagnosis 98 (18%)
STEMI 38 (7%)
Acute coronary angiography within 12 hours due to suspicion of STEMI 43 (8%)
Primary PCI within 12 h from pre-hospital ECG 36 (6%)