ST ANNOTATIONS IN THE RECORD s20021 (Duration: 21:05:00.000) Starting time, recording date: 11:00:00 28/02/1984 Lead 0: MLIII Lead 1: V4 A. Criteria of 30 seconds and 75 microVolts (s20021.sta) Lead 0: Ischemic episodes: 20 Duration: 21:58 1.74% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 2 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Lead 1: Ischemic episodes: 26 Duration: 40:44 3.22% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 37 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Total: Ischemic episodes: 46 Duration: 1:02:42 2.48% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 39 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Combined: Ischemic episodes: 26 Duration: 41:12 3.26% Rate-related episodes: 0 Duration: 0:00 0.00% Unreadable intervals: 0 Duration: 0:00 0.00% Combined [ischemic or rate-related]: ST segment episodes: 26 Duration: 41:12 3.26% Unreadable intervals: 0 Duration: 0:00 0.00% B. Criteria of 30 seconds and 100 microVolts (s20021.stb) Lead 0: Ischemic episodes: 11 Duration: 14:06 1.11% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 2 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Lead 1: Ischemic episodes: 21 Duration: 33:40 2.66% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 37 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Total: Ischemic episodes: 32 Duration: 47:46 1.89% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 39 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Combined: Ischemic episodes: 21 Duration: 33:52 2.68% Rate-related episodes: 0 Duration: 0:00 0.00% Unreadable intervals: 0 Duration: 0:00 0.00% Combined [ischemic or rate-related]: ST segment episodes: 21 Duration: 33:52 2.68% Unreadable intervals: 0 Duration: 0:00 0.00% C. Criteria of 60 seconds and 100 microVolts (s20021.stc) Lead 0: Ischemic episodes: 5 Duration: 7:38 0.60% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 2 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Lead 1: Ischemic episodes: 7 Duration: 13:24 1.06% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 37 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Total: Ischemic episodes: 12 Duration: 21:02 0.83% Rate-related episodes: 0 Duration: 0:00 0.00% Axis shifts: 39 Conduction-change shifts: 0 Noisy events: 0 Unreadable intervals: 0 Duration: 0:00 0.00% Combined: Ischemic episodes: 7 Duration: 13:24 1.06% Rate-related episodes: 0 Duration: 0:00 0.00% Unreadable intervals: 0 Duration: 0:00 0.00% Combined [ischemic or rate-related]: ST segment episodes: 7 Duration: 13:24 1.06% Unreadable intervals: 0 Duration: 0:00 0.00% QRS ATRUTH ANNOTATIONS (s20021.atr) Total number of beats 88963 Normal beats 88755 Premature ventricular contractions 138 Fusions of ventricular and normal beat 1 Supraventricular premature or ectopic beats 69