Table 3.
Changes in clinical features, echocardiographic and laboratory indices before and after AVF establishment.
| Pre AVF (n = 153) | Post AVF (n = 153) | Mean difference [95% CI] | P-value | |
|---|---|---|---|---|
| Vital Signs | ||||
| Heart rate, bpm | 80 | 84 | – | 0.001 |
| Systolic BP, mmHg | 156 | 149 | −7.00 (−12.91 to −2.60) | 0.003 |
| Diastolic BP, mmHg | 88 | 84 | −4.00 (−7.03 to −1.51) | 0.041 |
| BMI, Kg/m2 | 25.71 | 24.41 | −1.30 (−2.10 to −0.51) | 0.004 |
| Atrial fibrillation, % | 11.76 | 26.14 | – | 0.001 |
| Pulmonary hypertension (%) | 24.18 | 27.45 | – | 0.514 |
| Echocardiographic data | ||||
| LA (mm) | 38.11 | 41.70 | – | <0.001 |
| LVEDD (mm) | 50.48 | 51.01 | +0.53 (−0.46 to 1.52) | 0.292 |
| LVMI (g/m2) | 110.97 | 124.56 | +13.59 (1.44–25.74) | 0.031 |
| Longitudinal diameter of RA (mm) | 45.50 | 47.34 | +1.84 (0.75–2.93) | 0.001 |
| Transverse diameter of RA (mm) | 37.62 | 39.84 | – | <0.001 |
| RVDD (mm) | 23.04 | 23.56 | – | 0.105 |
| SPAP (mmHg) | 34.88 | 36.20 | – | 0.601 |
| LVEF (%) | 61.21 | 57.67 | – | 0.002 |
| Laboratories | ||||
| Erythrocyte count, 10^12/L | 2.92 | 3.20 | +0.28 (0.12–0.49) | 0.002 |
| Hemoglobin, g/L | 87 | 99.50 | – | <0.001 |
| Hematocrit | 0.27 | 0.30 | +0.03 (0.01–0.05) | 0.001 |
Values represent paired t-test, Wilcoxon rank sum test or paired chi square test. P-values are not adjusted for multiple comparisons.
CI, confidence interval; BMI, body mass index; LA, left atrial; LV, left ventricle; LVEDD, left ventricular end diastolic dimension; RA, right atrium; RV, right ventricle; RVDD, right ventricular end diastolic diameter; LVEF, left ventricular ejection fraction.