Table 3 Strain by CMR feature tracking
Variables | PHT (n = 26) | Control (n = 18) | p value |
|---|---|---|---|
Global circumferential strain (%) | − 35.06 ± 5.1 | − 32.87 ± 2.1 | 0.09 |
Global longitudinal strain (%) | − 25.68 ± 4.5 | − 25.12 ± 2.3 | 0.63 |
Global circumferential strain rate (/sec) in systole | − 2.48 ± 0.5 | − 1.87 ± 0.3 |  < 0.001 |
Global circumferential strain rate (/sec) in diastole | 2.98 ± 0.6 | 2.29 ± 0.4 |  < 0.001 |
Global longitudinal strain rate (/sec) in systole | − 1.63 ± 0.3 | − 1.33 ± 0.2 | 0.003 |
Global longitudinal strain rate (/sec) in diastole | 1.96 ± 0.4 | 1.63 ± 0.5 | 0.03 |