Table 1.
Baseline characteristics of first kidney transplant recipients enrolled in the Finnish Registry for Kidney Diseases (n=3249)
| Variables | All | 1990–1999, n=1283 | 2000–2012, n=1966 |
|---|---|---|---|
| Men (%) | 2041 (63) | 778 (61) | 1263 (64) |
| Age at transplantation, yr | 49±13 | 45±12 | 51±13 |
| Age group at transplantation (%) | |||
| 18–44 yr | 1233 (38) | 606 (47) | 627 (32) |
| 45–65 yr | 1690 (52) | 606 (47) | 1084 (55) |
| Over 65 yr | 326 (10) | 71 (6) | 255 (13) |
| Treatment before transplantation (%) | |||
| Hemodialysis | 1936 (60) | 716 (56) | 1220 (62) |
| Peritoneal dialysis | 1300 (40) | 562 (44) | 738 (38) |
| Preemptive | 13 (0.4) | 5 (0.4) | 8 (0.4) |
| Time on dialysis before transplantation, yr | 1.8±1.6 | 1.4±1.3 | 2.1±1.7 |
| Cause of ESKD (%) | |||
| GN | 769 (24) | 343 (27) | 426 (22) |
| Polycystic disease | 591 (18) | 208 (16) | 383 (20) |
| Diabetes type 1 | 786 (24) | 327 (26) | 459 (23) |
| Diabetes type 2 | 143 (5) | 25 (2) | 118 (6) |
| Chronic pyelonephritis | 214 (7) | 107 (8) | 107 (5) |
| Amyloidosis | 76 (2) | 40 (3) | 36 (2) |
| Nephrosclerosis | 101 (3) | 39 (3) | 62 (3) |
| Other | 366 (11) | 147 (11) | 219 (11) |
| Unknown | 203 (6) | 47 (4) | 156 (8) |
| Immunosuppression (%) | |||
| Cyclosporin | 906 (71) | 1452 (74) | |
| Tacrolimus | 0 | 407 (21) | |
| Mycophenolate mofetil | 94 (7) | 1524 (78) | |
| Steroid | 963 (75) | 1697 (86) | |
| Azathioprine | 806 (63) | 201 (10) | |
| Missing | 308 (24) | 98 (5) |
Mean±SD unless otherwise indicated.