Table 2.
Correlation coefficients of reservoir pressure, excess pressure, separated backward and forward pressures, total arterial compliance and aortic stiffness with systemic haemodynamics parameters.
| INTPR (kPa*s) | INTXSP (kPa*s) | fP (mmHg) | bP (mmHg) | TAC (ml/mmHg) | cfPW-V (m/s) | |
|---|---|---|---|---|---|---|
| cSBP (mmHg) | −0.01 | 0.66** | – | – | – | −0.06 |
| cPP (mmHg) | −0.01 | 0.61** | – | – | – | −0.13 |
| R–R (ms) | 0.88** | −0.11 | 0.01 | 0.46* | 0.33 | 0.13 |
| LVET (ms) | 0.74** | −0.34* | −0.29 | 0.05 | 0.41 | −0.02 |
| DT (ms) | 0.86** | −0.08 | 0.03 | 0.49* | 0.30 | 0.13 |
| AIx (%) | 0.21 | −0.30 | – | – | 0.40 | 0.19 |
| Pi (mmHg) | −0.03 | 0.68** | – | – | – | −0.09 |
| fP (mmHg) | −0.15 | 0.62** | – | 0.69** | – | −0.15 |
| bP (mmHg) | 0.40 | 0.40 | 0.69** | – | – | −0.07 |
| fT (ms) | 0.48 | −0.27 | −0.49** | −0.07 | 0.60** | 0.44 |
| bT (ms) | 0.45 | −0.17 | −0.05 | −0.2 | 0.13 | 0.07 |
| EDV (ml) | 0.45 | −0.20 | 0.04 | 0.41 | – | −0.15 |
| SV (ml) | 0.60* | 0.11 | 0.28 | 0.45* | – | 0.47* |
| TAC (ml/mmHg) | 0.45* | −0.49* | – | – | – | 0.48* |
p at least < 0.01;
p < 0.05.