Table 3.
Diurnal variation in total red blood cells (RBC), haemoglobin (HGB), haematocrit (HCT) and platelet (PLT), values are mean ± SD (109 l−1)
| Pre-trial | Post-trial | 1 h post-trial | |||||||
|---|---|---|---|---|---|---|---|---|---|
| 9 am | 4 pm | %Δ | 9 am | 4 pm | %Δ | 9 am | 4 pm | %Δ | |
| RBC | 5.35 ± 0.39 | 4.87 ± 0.38 | 10 | 5.23 ± 0.49 | 5.04 ± 0.17 | 4 | 4.88 ± 0.27 | 4.92 ± 0.21 | <1 |
| HGB | 16.2 ± 1.25 | 14.8 ± 0.72 | 9 | 15.9 ± 1.64 | 15.4 ± 0.59 | 3 | 14.9 ± 0.74 | 15.0 ± 0.59 | <1 |
| HCT | 48.2 ± 3.51 | 44.0 ± 2.08 | 9 | 47.4 ± 4.91 | 45.7 ± 1.81 | 4 | 44.1 ± 1.89 | 44.5 ± 1.40 | <1 |
| PLT | 168 ± 12 | 216 ± 35 | 29 | 288 ± 44 | 275 ± 49 | 20 | 174 ± 24 | 229 ± 40 | 32 |
Values are mean ± SD