Echocardiography: Left ventricular outer contour variation, at events a-k of the epicardium (curve {1}), related to the base line.
| Person No. | a | b | c | (.d.) | e | (.f.) | (.g.) | h | (.i.) | j | k |
| 1 | 0 | 0 | 0 | -1 | 6 | 1 | 0 | ||||
| 2 | 0 | 0 | 0 | -1 | 6 | 1 | 0 | ||||
| 3 | 0 | 0 | 0 | -1 | 6 | 2 | 1 | ||||
| 4 | 0 | 0 | 0 | -1 | 5 | 1 | 0 | ||||
| 5 | 0 | 0 | 0 | -1 | 6 | 2 | 1 | ||||
| 6 | 0 | 0 | 0 | -1 | 3 | 0 | 0 | ||||
| 7 | 0 | 0 | 0 | -1 | 3 | 2 | 0 | ||||
| 8 | 0 | 0 | 0 | 0 | 5 | 2 | 1 | ||||
| 9 | 0 | 0 | 0 | 0 | 6 | 3 | 2 | ||||
| m | -0.8 | 5.1 | 1.6 | 0.6 | |||||||
| +/- I | 0.4 | 1.0 | 0.7 | 0.6 |