Table 5.
Hemoglobin, transferrin saturation, and ferritin levels stratified by disease preceding CKD.
| Total (n = 437) | 1’ GN (n = 61) | 2’ GN (n = 60) | RN/PN/IN (n = 66) | CG/HD/CD (n = 181) | Other (n = 69) | P Value | |
|---|---|---|---|---|---|---|---|
| Hemoglobin (g/dL) | 12.22 ± 1.94 | 11.39 ± 1.94 | 12.3 ± 1.5 | 12.77 ± 1.87 | 12.29 ± 1.88 | 12.18 ± 2.29 | 0.003 * |
| Male | 12.37 ± 2.01 | 11.64 ± 2.09 | 12.41 ± 1.65 | 12.94 ± 1.84 | 12.36 ± 1.92 | 12.34 ± 2.46 | 0.043 † |
| Female | 11.9 ± 1.74 | 10.92 ± 1.55 | 12.14 ± 1.26 | 11.81 ± 1.83 | 12.15 ± 1.79 | 11.9 ± 1.97 | 0.097 |
| Transferrin saturation (%) | 27.54 ± 15.97 | 36.44 ± 27.36 | 27.66 ± 13.13 | 25.92 ± 10.6 | 24.28 ± 11.44 | 29.86 ± 16.6 | <0.001 * |
| Male | 27.47 ± 16.02 | 36.31 ± 30.69 | 27.47 ± 11.12 | 26.77 ± 10.45 | 24.55 ± 11.74 | 28.49 ± 14.1 | 0.009 * |
| Female | 27.68 ± 15.92 | 36.69 ± 20.01 | 27.93 ± 15.93 | 21.25 ± 10.77 | 23.73 ± 10.85 | 32.54 ± 20.75 | 0.056 |
| Ferritin (ng/mL) | 99.47 ± 211.51 | 90.08 ± 77.22 | 92.98 ± 183.59 | 55.79 ± 43.59 | 70.03 ± 102.28 | 242.3 ± 460.64 | <0.001 * |
| Male | 93.43 ± 172.19 | 101.24 ± 87.55 | 70.11 ± 64.22 | 59.46 ± 45.55 | 76.02 ± 115.35 | 204.69 ± 387.22 | <0.001 * |
| Female | 112.75 ± 279.6 | 67.19 ± 43.32 | 127.8 ± 280.81 | 34.19 ± 19.77 | 57.59 ± 66.85 | 310.36 ± 574.81 | 0.003 * |
CKD, chronic kidney disease; n, number of patients; GN, glomerulonephritis; RN, kidney dysplasia with/out vesico-ureteral reflux; PN, pyelonephritis, IN, interstitial nephritis; CG, congenital disease; HD, hereditary disease; CD, cystic disease; * Statistical significance was demonstrated using the Kruskal–Wallis test; † Statistical significance was demonstrated using the Anova test.