TABLE 1.
Clinical characteristics of the KT recipients with ≥1 episode of AB (n = 133)
| Variablea | Value |
|---|---|
| Age at transplantation (yrs) (mean ± SD) | 54.8 ± 13.6 |
| Female gender (n [%]) | 76 (57.1) |
| Type of kidney transplantation (n [%]) | |
| Single kidney | 125 (93.9) |
| Double kidney | 1 (0.8) |
| Pancreas-kidney | 7 (5.3) |
| Previous kidney transplantation (n [%]) | 22 (16.5) |
| Two previous transplants (n [%]) | 5 (3.8) |
| Living donor (n [%]) | 4 (3.0) |
| Underlying end-stage renal disease (n [%]) | |
| Glomerulonephritis | 36 (27.1) |
| Diabetic nephropathy | 24 (18.0) |
| Polycystic kidney disease | 22 (16.5) |
| Chronic interstitial nephropathy | 12 (9.0) |
| Nephroangiosclerosis | 8 (6.0) |
| Lupus nephropathy | 5 (3.8) |
| Congenital nephropathy | 2 (1.5) |
| Obstructive uropathy | 1 (0.8) |
| Other | 3 (2.3) |
| Unknown | 20 (15.0) |
| Immunosuppression at diagnosis of AB (n [%]) | |
| Corticosteroids | 119 (89.5) |
| Daily dose (mg) (median [IQR]) | 10 (5–15) |
| Tacrolimus | 123 (92.5) |
| Cyclosporine | 5 (3.8) |
| MMF or MPA | 121 (91.0) |
| Sirolimus | 6 (4.5) |
| Azathioprine | 3 (2.3) |
| Previous acute graft rejection (n [%])b | 2 (1.5) |
| Previous UTI (n [%])c | 59 (44.4) |
| Anatomical abnormality of the urinary tract (n [%]) | 31 (23.3) |
| Urinary tract instrumentation (n [%]) | 30 (22.6) |
| Double-J ureteral stent | 26 (19.5) |
| Indwelling urinary catheter | 8 (6.0) |
| Percutaneous nephrostomy | 6 (4.5) |
a
AB, asymptomatic bacteriuria; IQR, interquartile range; MMF, mycophenolate mofetil; MPA, mycophenolic acid; SD, standard deviation; UTI, urinary tract infection.
b
Within the previous month.
c
Within the previous 3 months.