Table 3.
ICG and echocardiographic parameters in HF according to the self-declared ethnicity
| White (n=123) | Non-white (n=234) | p Value* | |
|---|---|---|---|
| ICG parameters | |||
| MAP(mm Hg) | 88±15 | 91±16 | 0.166 |
| PP (mm Hg) | 45±16 | 47±17 | 0.148 |
| HR (L/min) | 70±15 | 67±14 | 0.157 |
| CI (L/min/m2) | 2.6±0.6 | 2.4±0.6 | 0.150 |
| SI (mL/m2) | 38±11 | 37±10 | 0.492 |
| SVRI (dyn.s.cm−5.m2) | 2743±863 | 2998±958 | 0.055 |
| STR | 0.33±0.17 | 0.35±0.19 | 0.391 |
| TFCI (1/KOhm/m2) | 19±5 | 20±4 | 0.668 |
| Echocardiographic parameters | |||
| LA vol index (vol/m2) | 40±16 | 41±20 | 0.652 |
| IVS (mm) | 8.8±2 | 9.4±2 | 0.004 |
| LVPW (mm) | 9.2±2 | 9.5±2 | 0.046 |
| LVDD (mm) | 64±10 | 65±9 | 0.450 |
| LVSD (mm) | 52±10 | 51±10 | 0.869 |
| LVEF (%) | 39±10 | 40±9 | 0.468 |
| LV mass index(g/m2) | 136±46 | 149±47 | 0.023 |
| Wave E peak | 0.7±0.2 | 0.7±0.3 | 0.423 |
| Wave A peak | 0.6±0.2 | 0.6±0.2 | 0.625 |
| Medial E/e′ ratio | 7±3 | 9±4 | 0.016 |
| Lateral E/e′ ratio | 6±3 | 7±3 | 0.100 |
| SPAP (mm Hg) | 31±10 | 31±10 | 0.854 |
Bold values are statistically significant (p<0.05).
Values expressed as mean±SD.
*p Values adjusted for age, sex and aetiologies.
CI, cardiac index; HF, heart failure; HR, heart rate; ICG, impedance cardiography; IVS, interventricular septal thicknesses; LA vol index, Left atrial volume index; LCWI, left cardiac work index; LV, left ventricular; LVDD, left ventricular diastolic diameter; LVEF, left ventricular ejection fraction; LVPW, left ventricular posterior wall thicknesses; LVSD, left ventricular systolic diameter; MAP, median arterial pressure; PP, pressure pulse; SI, stroke index; SPAP, systolic pulmonary artery pressure; STR, systolic time ratio; SVRI, systemic vascular resistance index; TFCi, thoracic fluid content index.