Table 1.
Haemodinamic and echocardiographic data results
| Variables | Cases | Mean value | % of change | P value ≤ | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | |||||||||||
| GV | TD | DB | AR | DV | AM | |||||||||||
| Basal pre‐occlusion | During balloon occlusion | Basal pre‐occlusion | During balloon occlusion | Basal pre‐occlusion | During balloon occlusion | Basal pre‐occlusion | During balloon occlusion | Basal pre‐occlusion | During balloon occlusion | Basal pre‐occlusion | During balloon occlusion | Basal pre‐occlusion | During balloon occlusion | |||
| Haemodynamic data results | ||||||||||||||||
| 1.‐mRAP (mmHg) | 5 | 2 | 10 | 6 | 6 | 3 | 13 | 12 | 12 | 6 | 8 | 2 | 9.00 | 5.17 | −42.59 | 0.005 |
| 2.‐sRVP (mmHg) | 16 | 10 | 34 | 17 | 52 | 42 | 61 | 43 | 40 | 35 | 62 | 38 | 44.17 | 30.83 | −30.19 | 0.003 |
| 3.‐mPAP (mmHg) | 24 | 22 | 48 | 28 | 39 | 36 | 47 | 35 | 20 | 19 | 47 | 28 | 37.50 | 28.00 | −25.33 | 0.043 |
| 4.‐mPWP (mmHg) | 16 | 9 | 23 | 17 | 32 | 24 | 27 | 19 | 20 | 19 | 35 | 17 | 25.50 | 17.50 | −31.37 | 0.016 |
| 5.‐CO (l/min) | 2.61 | 2.31 | 4.48 | 5.24 | 3.86 | 4.09 | 3 | 4.4 | 6.106 | 6.141 | 4.48 | 4.79 | 4.09 | 4.50 | 9.92 | 0.175 |
| Echocardiographic data results | ||||||||||||||||
| 1.‐LVEDD, cm | 6.07 | 5.61 | 7.12 | 5.67 | 6.95 | 6 | 5.89 | 5.43 | 7.03 | 6.55 | 5.52 | 5.29 | 6.43 | 5.76 | −10.45 | 0.009 |
| 2.‐LVESD, cm | 4.99 | 4.14 | 5.17 | 4.5 | 6.01 | 5.8 | 4.3 | 3.83 | 6.09 | 5.87 | 4.57 | 4.55 | 5.19 | 4.78 | −7.84 | 0.01 |
| 3.‐LVEDV, ml | 114 | 94.9 | 194 | 148 | 215 | 219 | 134 | 97 | 317 | 271 | 152 | 135 | 187.67 | 160.82 | −14.31 | 0.036 |
| 4.‐LVSV, ml | 57.5 | 52.3 | 103 | 68.4 | 163 | 161 | 89 | 52 | 231 | 182 | 95.9 | 94 | 123.23 | 101.62 | −17.54 | 0.041 |
| 5.‐EF% Simpson | 45 | 40 | 41 | 55 | 25 | 27.6 | 34 | 56.2 | 27 | 33 | 28.91 | 33.3 | 33.49 | 40.85 | 21.99 | 0.115 |
| 6.‐EA ratio. | 1.38 | 1.24 | 2.5 | 2.07 | 2.5 | 2.03 | Atrial fibrillation | 0.8 | 0.8 | 1.43 | 0.7 | 1.72 | 1.37 | −20.56 | 0.051 | |
| 7.‐E/e′´ lateral | 15 | 12.9 | 22.2 | 9.19 | 12.9 | 9.97 | 19.5 | 19.37 | 14.5 | 20.5 | 10.7 | 7.1 | 15.80 | 13.17 | −16.64 | 0.343 |
| 8.‐Mitral TVI, cm | 22.5 | 12.6 | 20.6 | 19.4 | 13.6 | 9.31 | Atrial fibrillation | 17.5 | 14.8 | 21.5 | 16.7 | 19.14 | 11.60 | −39.38 | 0.035 | |
| 9.‐LA diameter cm | 4.49 | 4.14 | 5 | 4.63 | 5 | 4.38 | 4.55 | 4.29 | 5.2 | 4.2 | 4.9 | 4.9 | 4.86 | 4.42 | −8.92 | 0.026 |
| 10.‐IVC flow velocity. m/s | 0.8 | 1.28 | 0.63 | 1.68 | 0.75 | 1.03 | 1.07 | 1.4 | 0.8 | 1.45 | 0.5 | 1.21 | 0.76 | 1.34 | 76.92 | 0.036 |
Statistical significance was defined as P ≤ 0.05.
Haemodinamic variables: 1.‐mRAP, mean right atrial pressure; 2.‐sRVP, systolic right ventricular pressure; 3.‐mPAP, mean pulmonary artery pressure; 4.‐mPCWP, mean pulmonary capillary wedge pressure; 5.‐C.O., cardiac output.
Echocardiographic variables: 1.‐LVEDD, left ventricular end‐diastolic diameter; 2.‐LVESD, left ventricular end‐systolic diameter, 3.‐LVDV, left ventricular diastolic volume; 4.‐LVSV, left ventricular systolic volume, 5.‐EF, ejection fraction, 6.‐EA RATIO, EA mitral waves; 7.‐E/e′ LATERAL, E mitral wave/e′ mitral annulus; 8.‐MITRAL TVI, time velocity integral; 9.‐LA diameter, left atrium diameter; 10.‐IVC flow velocity, inferior vena cava flow velocity.