Table 1.
Descriptive Statistics for various hematocrit determinations.
Compared to Manual HCT | |||||
---|---|---|---|---|---|
Mean | Median | Std. Dev. | Mean Diff. | P-Value | |
Manual HCT% | 0.99 | 0.50 | 1.55 | ND | ND |
Advia HCT% | 4.14 | 3.80 | 2.35 | −3.16 | <.001 |
Sysmex HCT% | 3.13 | 2.20 | 2.59 | −2.15 | <.001 |
Abbott HCT% | 3.58 | 2.81 | 2.93 | −2.59 | <.001 |
Coulter HCT% | 5.44 | 4.70 | 2.67 | −4.46 | <.001 |