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Table 2 Within day coefficient of variation (CV) for the three controls

From: Rapid testing of red blood cell parameters in primary care patients using HemoScreen™ point of care instrument

  Mean CV (%) Mean CV (%) Mean CV (%)
RBC (1012/L) 2.7 1.5% 4.8 0.8% 5.5 0.5%
HB (g/L) 74 2.7% 160 1.1% 190 0.3%
HCT (fraction) 20.2 1.5% 40.4 0.9% 50.2 1.1%
MCV (fL) 73.7 0.5% 84.7 0.2% 91.2 0.9%
MCH (pg) 26.9 1.2% 33.5 0.5% 34.4 0.1%
MCHC (g/L) 365 1.4% 396 0.6% 378 0.9%
  1. Each control was analyzed four times. The results are presented as mean and CV in percentage for white blood cells, red blood cells and platelets for each control