Table 1 Patient characteristics
|  | All patients (n = 52) | Interventional procedure (n = 24) | No interventional procedure (n = 28) |
|---|---|---|---|
Female sexa | 23 (44) | 10 (42) | 13 (46) |
Age (y)b | 47 (32–61) | 47 (28–63) | 44 (32–59) |
Chronic kidney diseasea | 44 (85) | 21 (88) | 23 (82) |
 Hemodialysis | 22 (42) | 10 (42) | 12 (43) |
 Peritoneal dialysis | 1 (2) | 1 (4) | 0 |
 No dialysis | 29 (56) | 13 (54) | 16 (57) |
 Transplant | 13 (25) | 7 (29) | 6 (21) |
 Chronic kidney disease stagea | |||
  Stage 5 | 25 (48) | 13 (54) | 12 (43) |
  Stage 4 | 9 (17) | 3 (13) | 6 (21) |
  Stage 3 | 8 (15) | 5 (21) | 3 (11) |
  Stage 2 | 1 (2) | 0 | 1 (4) |
  Stage 1 | 1 (2) | 0 | 1 (4) |
Acute kidney injurya | 4 (8) | 2 (8) | 2 (7) |
Comorbiditiesa | |||
 Diabetes mellitus | 17 (33) | 6 (25) | 11 (40) |
 Diabetic nephropathy | 5 (10) | 3 (13) | 2 (7) |
 Hypertension | 33 (63) | 14 (58) | 19 (68) |
 Heart failure | 6 (12) | 3 (13) | 3 (11) |