Table 1.
Clinical and echocardiographic characteristics for each patient before and after arteriovenous dialysis access closure
| Patient 1 | Patient 2 | Patient 3 | Patient 4 | Patient 5 | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Characteristic | BL | After fistula closure | BL | After fistula closure | BL | After fistula closure | BL | After fistula closure | BL | After fistula closure |
| Age, years | 78 | … | 54 | … | 70 | … | 43 | … | 75 | … |
| Sex | Male | … | Female | … | Male | … | Female | … | Female | … |
| Fistula location | Right brachial | … | Bilateral brachial | … | Left radial | … | Left femoral | … | Left brachial | … |
| NYHA | 4 | 1 | 3 | 1 | 3 | 2 | 4 | 2 | 3 | 2 |
| 6MWD, m | 384 | 438 | 228 | 375 | 347 | 396 | 91 | 329 | 128 | 292 |
| Hemoglobin, g/dL | 13 | 13.6 | 14 | 10.9 | 15.4 | 15.2 | 10 | 10.3 | 12.3 | 13.8 |
| Pulse oximetry, % | 95 | 95 | 99 | 100 | 95 | 96 | 99 | 99 | 95 | 95 |
| ECHO parameter: | ||||||||||
| RVIDed, mm | 49 | 37 | 59 | 44 | 66 | 51 | 40 | 39 | 39 | 35 |
| RV:LV ratio | 1.1 | 0.8 | 1.3 | 0.9 | 1.2 | 0.8 | 0.8 | 0.7 | 1.2 | 0.8 |
| RVOT VTI, cm | 24 | 22 | 29 | 24 | 25 | 18 | 16 | 15 | 26 | 22 |
| RVOT AccT, ms | 102 | 130 | 80 | 96 | 95 | 110 | 90 | 110 | 95 | 130 |
| PASP, mmHg | 58 | 17 | 65 | 50 | 77 | 48 | 40 | 32 | 89 | 72 |
Note
BL: baseline; NYHA: New York Heart Association functional class; 6MWD: 6-minute walk distance; ECHO: echocardiographic; RVIDed: right ventricular internal diameter end-diastolic RV: right ventricle; LV: left ventricle; RVOT: right ventricular outflow tract; VTI: velocity time integral; AccT: acceleration time; PASP: pulmonary artery systolic pressure.