Table 2 Reference systolic strain values obtained in short axis views
Segment | Circumferential endocardial strain | Circumferential myocardial strain | Radial strain |
|---|---|---|---|
1 | −27.7 ± 8.2 | −21.1 ± 6.4 | 53.2 ± 18.9 |
2 | −27.1 ± 7.4 | −20.8 ± 6.0 | 22.1 ± 11.3 |
3 | −25.8 ± 7.8 | −21.4 ± 6.4 | 16.3 ± 9.1 |
4 | −24.3 ± 8.2 | −18.3 ± 6.4 | 37.1 ± 16.7 |
5 | −28.4 ± 8.7 | −22.4 ± 7.6 | 49.4 ± 19.2 |
6 | −30.5 ± 9.7 | −25.2 ± 8.3 | 55.3 ± 19.6 |
7 | −27.7 ± 7.0 | −21.0 ± 6.0 | 43.4 ± 16.9 |
8 | −24.7 ± 6.9 | −18.7 ± 5.9 | 25.2 ± 11.6 |
9 | −22.7 ± 5.5 | −18.0 ± 4.3 | 25.2 ± 11.6 |
10 | −24.4 ± 6.4 | −18.4 ± 5.0 | 38.6 ± 17.5 |
11 | −27.3 ± 7.3 | −21.3 ± 6.3 | 44.1 ± 16.9 |
12 | −25.2 ± 7.1 | −20.6 ± 6.4 | 49.1 ± 19.7 |
13 | −27.3 ± 7.7 | −20.8 ± 6.4 | 35.2 ± 18.1 |
14 | −28.9 ± 8.8 | −23.5 ± 7.4 | 21.6 ± 12.8 |
15 | −33.4 ± 9.2 | −27.0 ± 8.0 | 27.0 ± 16.8 |
16 | −30.3 ± 8.1 | −23.0 ± 6.8 | 39.1 ± 20.9 |
Global peak | −27.2 ± 4.0 | −21.3 ± 3.3 | 36.3 ± 8.7 |
Global mean | −26.5 ± 4.5 | −20.5 ± 3.7 | 34.5 ± 10.2 |