Table 2 Pressure-volume in RV and LV during CS and mechanical support
Baseline, n = 18 | Shock, n = 18 | Impella CP + minimally required NE, n = 18 | p value | |
|---|---|---|---|---|
RV EDV, mL, mean (SD) | 173 (28) | 169 (41) | 190 (34) | Base vs shock: 1.00 Shock vs Imp: 0.07 |
RV ESP, mmHg, median (Q1, Q3) | 26 (25, 28) | 27 (25, 30) | 29 (27, 34) | Base vs shock: 1.00 Shock vs Imp: 0.006 |
RV EDP, mmHg, mean (SD) | 11 (3) | 13 (3) | 13 (3) | Base vs shock: 0.001 Shock vs Imp: 0.73 |
RV Ees, mmHg/mL, median (Q1, Q3) | 0.29 (0.22, 0.34) | 0.24 (0.19, 0.29) | 0.25 (0.18, 0.36) | Base vs shock: 0.07 Shock vs Imp: 0.30 |
RV Ea, mmHg/mL, median (Q1, Q3) | 0.38 (0.31, 0.40) | 0.68 (0.64, 0.78) | 0.45 (0.40, 0.55) | Base vs shock: <0.001 Shock vs Imp: 0.009 |
RV Ea/Ees ratio, median (Q1, Q3) | 1.2 (1.1, 1.6) | 3.0 (2.4, 4.5) | 2.1 (1.3, 2.7) | Base vs shock: <0.001 Shock vs Imp: 0.001 |
LV EDV, mL, mean (SD) | 196 (25) | 254 (34) | 162 (41) | Base vs shock: <0.001 Shock vs Imp: <0.001 |
LV ESP, mmHg, median (Q1, Q3) | 91 (84, 99) | 56 (45, 62) | 62 (56, 75) | Base vs shock: <0.001 Shock vs Imp: 0.07 |
LV EDP, mmHg, mean (SD) | 14 (3) | 20 (4) | 15 (5) | Base vs shock: <0.001 Shock vs Imp: <0.001 |
LV Ees, mmHg/mL, median (Q1, Q3) | 0.83 (0.66, 1.02) | 0.27 (0.24, 0.32) | 0.56 (0.45, 0.73) | Base vs shock: <0.001 Shock vs Imp: <0.001 |
LV Ea, mmHg/mL, median (Q1, Q3) | 1.2 (1.13, 1.45) | 1.59 (1.32, 1.97) | 2.05 (0.39, 2.74) | Base vs shock: 0.29 Shock vs Imp: 0.04 |
LV Ea/Ees, median (Q1, Q3) | 1.5 (1.3, 1.9) | 6.5 (5.0, 8.2) | 3.8 (2.1, 4.8) | Base vs shock: <0.001 Shock vs Imp:<0.001 |