Table 1.
Changes of CBC Parameter and WBC Differential Values Induced by Storage of Blood at 23 ± 2°C (AC Temperature)
| <1/2 hr Mean | 6 hr Mean (CV%) | 24 hr Mean (CV%) | 48 hr Mean (CV%) | |
|---|---|---|---|---|
| N = 102 | ||||
| WBC, ×109/l | 7.74 | 8.08 (104.3) | 8.13 (105.3) | 8.06 (104.1) |
| RBC, ×1012/l | 4.47 | 4.56 (102.0) | 4.52 (101.1) | 4.52 (101.1) |
| HGB, g/l | 12.59 | 12.84 (101.9) | 12.80 (101.6) | 12.78 (99.5) |
| Htc, l/l | 37.01 | 37.75 (101.9) | 43.42 (117.3)a | 41.64 (112.5)a |
| MCV, fl | 83.92 | 83.89 (100.0) | 88.04 (104.9)a | 92.81 (110.5)a |
| MCH, pg | 28.63 | 28.61 (99.9) | 28.72 (100.3) | 28.77 (100.4) |
| MCHC, g/l | 34.27 | 34.23 (99.8) | 32.81 (95.7)a | 30.91 (90.1)a |
| RDW % CV | 13.14 | 13.50 (102.7)a | 14.92 (113.54)a | 14.93 (113.6)a |
| PLT, ×109/l | 277 | 252 (90.9)a | 242 (87.3)a | 253 (91.3)a |
| MPV | 9.99 | 10.40 (104.1)a | 10.84 (108.5)a | 11.23 (112.4)a |
| Neutrophil, ×109/l | 4.03 | 4.30 (106.6) | 4.35 (107.9) | 4.14 (102.7) |
| Lymphocyte, ×109/l | 2.75 | 2.80 (101.8) | 2.85 (103.6) | 2.74 (99.6) |
| Monocyte, ×109/l | 0.61 | 0.61 (100.0) | 0.51 (83.6) | 0.55 (90.1) |
| Eosinophil, ×109/l | 0.32 | 0.34 (106.2) | 0.35 (109.3) | 0.33 (103.1) |
| Basophil, ×109/l | 0.03 | 0.04 (133.3)a | 0.05 (166.6)a | 0.08 (266.6)a |
The data were presented as means of parameter values, changes (% from original value, which is 100%) at different time points and SDs of changes in parenthesis.
AC, air conditioned; CBC, complete blood count; HGB, hemoglobin; MCH, mean cell hemoglobin; MCHC, MCH concentration; MCV, mean cell volume; MPV, mean platelet volume; PLT, platelet count; RBC, red blood cell; RDW‐CV, red cell distribution width‐coefficient of variation; WBC, white blood cell; Htc, hematocrit.
a
Statistically significant at 0.05 level.