Table 3 Analyzed ECG leads and heartbeat intervals.
Patient number | ECG lead used for analysis before/after ECT | Analyzed heartbeat intervals | No. of beats before ECT procedure | No. of beats after ECT procedure | ||||
|---|---|---|---|---|---|---|---|---|
| Â | Â | Â | N | A (%) | ST (%) | N | A (%) | ST (%) |
4 | II / II | NN, ppQTc | 14317 | 12 (0.084) | 0 (0) | 14216 | 17 (0.119) | 0 (0) |
5 | II / II | NN, ppQTc | 15722 | 3 (0.019) | 15692 (99.8) | 18112 | 1 (0.006) | 14001 (77.3) |
6 | II / II | NN | 13975 | 309 (2.163) | 0 (0) | 18271 | 8 (0.044) | 0 (0) |
7 | II / II | NN, ppQTc | 16873 | 20 (0.118) | 0 (0) | 18820 | 15 (0.080) | 2321 (12.3) |
9 | II / V6 | NN | 18321 | 18 (0.098) | 6915 (37.7) | 26047 | 9 (0.035) | 0 (0) |
10 | V6 / I | NN | 14785 | 70 (0.471) | 0 (0) | 15202 | 23 (0.151) | 763 (5.02) |
12 | V6 / V6 | NN, ppQTc | 18825 | 42 (0.223) | 0 (0) | 17764 | 6 (0.034) | 4395 (24.7) |
13 | II / II | NN, ppQTc | 13864 | 6 (0.043) | 0 (0) | 19405 | 8 (0.044) | 3209 (16.5) |
14 | V6 / V6 | NN, ppQTc | 13857 | 135 (0.965) | 10111 (73.0) | 16620 | 0 (0) | 7078 (42.6) |
15 | II / II | NN, ppQTc | 17461 | 25 (0.143) | 696 (3.99) | 26450 | 39 (0.147) | 25188 (95.3) |
Summary | 158000 | 640 (0.403) | 33414 (21.1) | 190907 | 126 (0.034) | 56955 (29.8) | ||