Table 1.
Baseline characteristics of all the study individuals
| Characteristic/outcome | CKDu (n = 75) | EC (n = 79) | NEC (n = 85) | ECKD (n = 82) | NECKD (n = 85) |
|---|---|---|---|---|---|
| Male, n (%) | 61 (81.3) | 55 (69.6) | 46 (54.1) | 38 (46.3) | 42 (49.4) |
| Female, n (%) | 14 (18.7) | 24 (30.4) | 39 (45.9) | 44 (53.7) | 43 (50.6) |
| Age, yr (SD) | 51 ± 10 | 38 ± 10 | 46 ± 12 | 59 ± 10 | 49 ± 13 |
| eGFR, >60, n (%) | 32 (42.7) | 79 (100) | 84 (98.8) | 15 (18.3) | 26 (30.6) |
| eGFR, <60, n (%) | 43 (57.3) | 1 (1.2) | 67 (81.7) | 59 (69.4) | |
| Comorbidity: | |||||
| DM, n (%)a | 5 (6.7) | 0 | 0 | 19 (23.2) | 37 (43.5) |
| HT, n (%)a | 26 (34.7) | 1 (1.3) | 0 | 60 (73.2) | 56 (65.9) |
CKDu, chronic kidney disease of uncertain etiology; DM, diabetes mellitus; EC, endemic control; eGFR, estimated glomerular filtration rate; ECKD, endemic chronic kidney disease; HT, hypertension; NEC, nonendemic control; NECKD, nonendemic chronic kidney disease.
a
These events were identified after the diagnosis of CKDu.