Table 1
Characteristics of the participants.
Characteristics Study 1 Study 2 Study 3
(n = 14) (n = 15) (n = 14)
Age (y) 39 ± 6 40 ± 5 40 ± 5
Weight (kg) 62.6 ± 6.1 61.4 ± 6.7 65.2 ± 8.9
Height (m) 1.55 ± 0.04 1.56 ± 0.06 1.55 ± 0.08
BMI (kg/m2
) 25.9 ± 2.0 25.4 ± 1.9 26.9 ± 2.0
Hemoglobin (g/L) 130 ± 12 122 ± 14 134 ± 11
MCV (fL) 88 ± 8 85 ± 7 88 ± 7
FEP (lmol/L) 1.17 ± 0.44 1.39 ± 0.63 1.07 ± 0.40
Serum iron (lg/dl) 70 ± 33 74 ± 35 72 ± 33
TIBC (lg/dL) 346 ± 54 318 ± 67 327 ± 51
Transferrin saturation (%) 21.3 ± 11.5 24.2 ± 12.8 22.9 ± 10.7
Serum ferritin (lg/L)* 12 (4–34) 17 (8–38) 23 (11–45)
Heme bioavailability (%)* 13.0 (8.7–19.4) 10.3 (6.8–15.8) 9.8 (4.8–19.1)
Body mass index (BMI), mean corpuscular volume (MCV), free erythrocyte protoporphyrim
(FEP), total iron binding-capacity (TIBC). Mean ± SD.
* Geometric mean and range ± 1 SD in parentheses