Laboratory characteristics of patients and healthy volunteers who provided urine samples for the clinical validation
.  | Hemoglobin, mM .  | MCV, fL .  | Serum iron (Fe), μM .  | Fe/TIBC (TS), % .  | Ferritin, μg/L .  | CRP, mg/L .  | 
|---|---|---|---|---|---|---|
| Normal, n = 7 | 8.1 (7.8–9.1) | NA | 20 (14–29) | 32.8 (24.6–52.7) | 80 (32–190) | < 5 (< 5–8) | 
| Secondary iron overload, n = 8 | 5.6 (3.4–6.2) | NA | 39 (29–63) | 96.0 (77.1–100.0) | 3088 (568–14 496) | < 5 (< 5–< 5) | 
| Hereditary hemochromatosis, n = 7 | 8.7 (7.2–9.6) | NA | 27 (9–39) | 50.9 (16.1–93.5) | 54 (12–2118) | <5 (< 5–< 5) | 
| Iron deficiency anemia, n = 6 | 7.1 (3.3–7.4) | 78 (69–84) | 10 (2–11) | 16.0 (2.4–19.6) | 8 (2–11) | < 5 (< 5–6) | 
| Endotoxemia model, n = 6 | 8.1 (7.2–9.1) | NA | 16 (4–22) | 25.6 (8.0–38.6) | 65 (15–219) | 8 (5–33) | 
|  Sepsis, n = 4  |  5.4 (4.9–6.2)  |  NA  |  1 (1–4)  |  7.1 (3.8–17.4)  |  370 (280–505)  |  192 (124–227)  | 
.  | Hemoglobin, mM .  | MCV, fL .  | Serum iron (Fe), μM .  | Fe/TIBC (TS), % .  | Ferritin, μg/L .  | CRP, mg/L .  | 
|---|---|---|---|---|---|---|
| Normal, n = 7 | 8.1 (7.8–9.1) | NA | 20 (14–29) | 32.8 (24.6–52.7) | 80 (32–190) | < 5 (< 5–8) | 
| Secondary iron overload, n = 8 | 5.6 (3.4–6.2) | NA | 39 (29–63) | 96.0 (77.1–100.0) | 3088 (568–14 496) | < 5 (< 5–< 5) | 
| Hereditary hemochromatosis, n = 7 | 8.7 (7.2–9.6) | NA | 27 (9–39) | 50.9 (16.1–93.5) | 54 (12–2118) | <5 (< 5–< 5) | 
| Iron deficiency anemia, n = 6 | 7.1 (3.3–7.4) | 78 (69–84) | 10 (2–11) | 16.0 (2.4–19.6) | 8 (2–11) | < 5 (< 5–6) | 
| Endotoxemia model, n = 6 | 8.1 (7.2–9.1) | NA | 16 (4–22) | 25.6 (8.0–38.6) | 65 (15–219) | 8 (5–33) | 
|  Sepsis, n = 4  |  5.4 (4.9–6.2)  |  NA  |  1 (1–4)  |  7.1 (3.8–17.4)  |  370 (280–505)  |  192 (124–227)  | 
Data are expressed as the median with the range in parentheses.
NA indicates not analyzed; CRP, C-reactive protein; and TIBC, total iron binding capacity.