Table 5 Comparison of horizontal layer-specific circumferential strain parameters between control and MHD patients
Segmental LV wall | Circumferential strain(%) | ||||||||
|---|---|---|---|---|---|---|---|---|---|
Sub-endocardial | Mid-myocardial | sub-epicardial | |||||||
MHD | Normal | P-value | MHD | Normal | P-value | MHD | Normal | P-value | |
basal segment | −23.88 ± 5.99 | − 27.46 ± 5.37 | 0.011 | −15.15 ± 3.60 | −19.09 ± 4.18 | < 0.001 | −9.47 ± 2.62 | −13.11 ± 3.64 | < 0.001 |
middle segment | −23.79 ± 5.40 | −26.00 ± 3.80 | 0.053 | −14.44 ± 3.52 | − 17.97 ± 3.26 | < 0.001 | −8.56 ± 3.15 | −12.43 ± 3.17 | < 0.001 |
apex segment | −26.41 ± 7.23 | −28.74 ± 5.25 | 0.131 | −16.41 ± 3.49 | −19.77 ± 4.03 | < 0.001 | −9.56 ± 3.41 | −11.54 ± 3.39 | 0.018 |