Mitralflow parameters | Group 1 DFRI <13.5 (n = 64) | Group 2 DFRI ⩾13.5 (n = 77) | p Value |
E at 25 W (m/s) | 0.86 (0.18) | 0.91 (0.20) | 0.11 |
E at 50 W (m/s) | 0.97 (0.20) | 1.02 (0.21) | 0.15 |
A at 25 W (m/s) | 0.94 (0.21) | 0.98 (0.22) | 0.29 |
A at 50 W (m/s) | 1.0 (0.21) | 1.06 (0.24) | 0.17 |
E/A at 25 W | 0.93 (0.19) | 0.94 (0.20) | 0.76 |
E/A at 50 W | 1.0 (0.27) | 0.98 (0.19) | 0.62 |
DT at 25 W (ms) | 174 (35) | 165 (30) | 0.13 |
DT at 50 W (ms) | 157 (27) | 152 (28) | 0.39 |
Results are shown as mean (SD)..
A, peak velocity of diastolic filling during atrial contraction; DFRI, diastolic function reserve index; DT, deceleration time; E, peak velocity of early diastolic filling.