ST ANNOTATIONS IN THE RECORD s20491  (Duration: 23:28:00.000)

Starting time, recording date:  13:00:00 08/02/1999

Lead 0: V4
Lead 1: MLIII

A. Criteria of 30 seconds and  75 microVolts (s20491.sta)

Lead 0:
Ischemic episodes:           6   Duration:    1:10:30   5.01% 
Rate-related episodes:       0   Duration:       0:00   0.00% 
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Lead 1:
Ischemic episodes:           1   Duration:       6:42   0.48% 
Rate-related episodes:       0   Duration:       0:00   0.00% 
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Total:
Ischemic episodes:           7   Duration:    1:17:12   2.74%
Rate-related episodes:       0   Duration:       0:00   0.00%
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00%

Combined:
Ischemic episodes:           6   Duration:    1:10:54   5.04% 
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:         6   Duration:    1:10:54   5.04%
Unreadable intervals:        0   Duration:       0:00   0.00%

B. Criteria of 30 seconds and 100 microVolts (s20491.stb)

Lead 0:
Ischemic episodes:           4   Duration:    1:03:30   4.51% 
Rate-related episodes:       0   Duration:       0:00   0.00% 
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Lead 1:
Ischemic episodes:           0   Duration:       0:00   0.00% 
Rate-related episodes:       0   Duration:       0:00   0.00% 
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Total:
Ischemic episodes:           4   Duration:    1:03:30   2.25%
Rate-related episodes:       0   Duration:       0:00   0.00%
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00%

Combined:
Ischemic episodes:           4   Duration:    1:03:30   4.51% 
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:         4   Duration:    1:03:30   4.51%
Unreadable intervals:        0   Duration:       0:00   0.00%

C. Criteria of 60 seconds and 100 microVolts (s20491.stc)

Lead 0:
Ischemic episodes:           2   Duration:      45:06   3.20% 
Rate-related episodes:       0   Duration:       0:00   0.00% 
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Lead 1:
Ischemic episodes:           0   Duration:       0:00   0.00% 
Rate-related episodes:       0   Duration:       0:00   0.00% 
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00% 

Total:
Ischemic episodes:           2   Duration:      45:06   1.60%
Rate-related episodes:       0   Duration:       0:00   0.00%
Axis shifts:                 0 
Conduction-change shifts:    0 
Noisy events:                0 
Unreadable intervals:        0   Duration:       0:00   0.00%

Combined:
Ischemic episodes:           2   Duration:      45:06   3.20% 
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:         2   Duration:      45:06   3.20%
Unreadable intervals:        0   Duration:       0:00   0.00%


QRS ATRUTH ANNOTATIONS                   (s20491.atr)

Total number of beats                           96951

Normal beats                                    96128
Aberrated atrial premature beats                    1
Premature ventricular contractions                775
Supraventricular premature or ectopic beats        47