Admission ECG, no. (%) ST-segment elevation (transient) 2/35 (5.7%) 3/33 (9.1%) 2/34 (5.9%) ST-segment depression 8/35 (22.9%) 10/33 (29.4%) 15/34 (44.1%) Left bundle branch block 0 0 2/34 (5.9%) Positive troponin I on admission, no. (%) 10 (28.6) 11/34 (32.4...