Patient characteristics | Cholecalciferol (n = 43) | PBO (n = 45) | p-value |
---|---|---|---|
Male sex, n (%) | 24 (56) | 35 (78) | 0,03 |
Age (years) | 62 (± 16) | 64 (± 14) | 0,59 |
BMI (kg/m2) | 28,0 (± 4,8) | 28,8 (± 7,2) | 0,53 |
eGFR (ml/min/1,73m2) | 32 (± 13) | 30 (± 12) | 0,47 |
CKD stage G3, n (%) | 19 (44) | 16 (36) | 0,47 |
CKD stage G4, n (%) | 24 (56) | 29 (64) | - |
Cause of CKD | |||
 Diabetes mellitus, n (%) | 13 (30) | 13 (29) | 0,89 |
 Glomerulonephritis, n (%) | 8 (19) | 8 (18) | 0,92 |
 PKD, n (%) | 5 (12) | 1 (2) | 0,08 |
 Nephrosclerosis, n (%) | 11 (26) | 12 (27) | 0,91 |
 Other, n (%) | 6 (14) | 11 (24) | 0,21 |
Oral iron, n (%) | 9 (21) | 4 (9) | 0,13 |
Intravenous iron, n (%) | 1 (2) | 0 (0) | - |
ESA, n (%) | 4 (9) | 5 (9) | 0,8 |
Hemoglobin (g/L) | 129 (± 16) | 132 (± 16) | 0,49 |
Hematocrit (%) | 39 (± 5) | 40 (± 5) | 0,37 |
Erythrocytes (1012/L) | 4,2 (± 0,53) | 4,4 (0,59) | 0,33 |
Ferritin (µg/L) | 121 (76–256) | 123 (60–237) | 0,78 |
TSAT (%) | 27 (± 9) | 26 (± 10) | 0,60 |
S-iron (µmol/L) | 16 (± 5) | 16 (± 5) | 0,9 |
Hepcidin (nmol/L)b | 5,2 (2,8–10) | 4,4 (1,4 – 7,3) | 0,18 |
Hepcidin/ferritin ratioc | 43 (23–60) | 31 (17–44) | 0,02 |
CRP (mg/L) | 2,0 (0,71 – 5,5) | 2,4 (1,3 – 5,6) | 0,34 |
IL-6 (ng/L) | 1,8 (1,0 – 3,7) | 3,0 (1,2 – 4,5) | 0,26 |
25(OH)D (nmol/L) | 56 (± 22) | 58 (± 22) | 0,74 |
1,25(OH)2 (pmol/L) | 58 (26–90) | 53 (34–90) | 0,97 |
Phosphate (mmol/L) | 1,2 (± 0,28) | 1,2 (± 0,28) | 0,46 |
Calcium (mmol/L) | 2,2 (± 0,14) | 2,3 (± 0,11) | 0,18 |
FGF-23 (pg/ml) | 92 (71 – 163) | 130 (68–179) | 0,40 |