Table 1: Demographic and hematologic parameters among first and second groups of donors.
Parameters |
First group (donation < 6) (n = 50) |
Second group (donation ≥ 6) (n = 44) |
p-value
|
Age (Years) |
31.7 ± 7.8 |
33.9 ± 7.4 |
0.17 |
BMI (Kg/m2) |
24 ± 3.9 |
25 ± 2.5 |
0.07 |
SBP (mmHg) |
119 ± 9 |
117 ± 19 |
0.41 |
DBP (mmHg) |
77.7 ± 5.5 |
76 ± 6.5 |
0.18 |
Hb (g/dL) |
15.1 ± 1.3 |
15.2 ± 1.3 |
0.72 |
RBCs (× 1012/L) |
5.6 ± 0.55 |
5.7 ± 0.62 |
0.32 |
HCT (%) |
47.3 ± 2.8 |
47.8 ± 4.2 |
0.53 |
MCV (fL) |
85.3 ± 5.3 |
82 ± 14 |
0.15 |
MCH (pg) |
29.4 ± 2.8 |
28.7 ± 3.5 |
0.31 |
MCHC (g/dL) |
34.3 ± 1.6 |
34.4 ± 2.6 |
0.92 |
RDW-CV (%) |
14.7 ± 1.3 |
15.3 ± 2.1 |
0.07 |
WBCs (× 109/L) |
6.8 ± 2.4 |
6.3 ± 2.3 |
0.27 |
PLTs (× 109/L)* |
275 (257-295) |
263 (245-288) |
0.44 |
Ferritin (ng/mL)* |
81 (65-100) |
76 (62-95) |
0.70 |
Data are presented as mean ± SD, *Data are presented as geometric mean (95% confidence interval) evaluated by Independent-Samples T test.