Table 1.
Baseline characteristics of CKD Stage G4/G5 not on RRT, dialysis and kidney transplant patients and matched controls by age category
| Age group | CKD Stage G4/G5 |
Dialysis |
Kidney transplantation |
|||
|---|---|---|---|---|---|---|
| Patients | Controls | Patients | Controls | Patients | Controls | |
| Age 20–44 years | ||||||
| n (%) | 388 (2) | 776 (2) | 315 (7) | 630 (7) | 1908 (21) | 3816 (21) |
| Age (years), median (25th–75th percentile) | 38 (32–42) | 38 (32–42) | 37 (31–41) | 37 (31–41) | 37 (30–41) | 37 (30–41) |
| Sex (male), % | 54 | 54 | 59 | 59 | 60 | 60 |
| SES score, median (25th–75th percentile) | −0.3 (−1.2–0.4) | −0.2 (−1.1–0.4) | −0.6 (−1.3–0.4) | −0.4 (−1.4–0.4) | −0.2 (−1.2–0.5) | −0.2 (−1.2–0.5) |
| Age 45–64 years | ||||||
| n (%) | 2502 (14) | 5004 (14) | 1163 (26) | 2326 (26) | 4489 (48) | 8978 (48) |
| Age (years), median (25th–75th percentile) | 59 (54–62) | 59 (54–62) | 57 (52–61) | 57 (52–61) | 55 (51–60) | 55 (51–60) |
| Sex (male), % | 52 | 52 | 59 | 59 | 60 | 60 |
| SES score, median (25th–75th percentile) | −0.2 (−1.1–0.5) | −0.2 (−1.1–0.5) | −0.4 (−1.4–0.3) | −0.4 (−1.3–0.3) | −0.1 (−1.0–0.6) | −0.1 (−1.0–0.6) |
| Age 65–75 years | ||||||
| n (%) | 4705 (26) | 9410 (26) | 1166 (26) | 2332 (26) | 2267 (24) | 4534 (24) |
| Age (years), median (25th–75th percentile) | 70 (68–72) | 70 (68–72) | 70 (68–72) | 70 (68–72) | 69 (67–71) | 69 (67–71) |
| Sex (male), % | 58 | 58 | 58 | 58 | 60 | 60 |
| SES score, median (25th–75th percentile) | −0.2 (−1.0–0.5) | −0.2 (−1.0–0.5) | −0.4 (−1.3–0.4) | −0.4 (−1.3–0.4) | −0.1 (−1.0–0.6) | −0.1 (−0.9–0.6) |
| Age ≥75 years | ||||||
| n (%) | 10 745 (59) | 21 490 (59) | 1830 (41) | 3660 (41) | 598 (6) | 1196 (6) |
| Age (years), median (25th–75th percentile) | 82 (78–86) | 82 (78–86) | 81 (78–84) | 81 (78–84) | 77 (76–79) | 77 (76–79) |
| Sex (male), % | 53 | 53 | 58 | 58 | 60 | 60 |
| SES score, median (25th–75th percentile) | −0.2 (−1.0–0.4) | −0.2 (−1.0–0.5) | −0.2 (−1.1–0.4) | −0.2 (−1.1–0.4) | −0.1 (−1.0–0.5) | −0.1 (−1.0–0.5) |