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Table 3 Statistical analysis of optical platelet and impedance platelet counts

From: Effective prevention of pseudothrombocytopenia in feline blood samples with the prostaglandin I2 analogue Iloprost

 

Value (103/μL)

SE (103/μL)

P-value

 

Optical

Impedance

Optical

Impedance

Optical

Impedance

constant

332.3

287.9

25.5

21.0

<0.0001

<0.001

Ilo

−0.4

−25.8

6

7.1

0.9428

0.0003

Aggregates

−105.4

−94.4

8.1

9.6

<0.0001

<0.001

Time

−3.7

−4.9

0.3

0.3

<0.0001

<0.001

Interaction Ilo:Aggregates

108

95.3

11.3

13.5

<0.0001

<0.001

  1. This table presents the results of a linear mixed effects model with PLT counts as outcome variable. The following variables were included as explanatory variables in the final model: administration of Iloprost (“Ilo”), presence or absence of aggregates (“Aggregates”), measurements taken over time (“Time”) as well as an interaction effect between Iloprost and presence of aggregates (“Interaction Test Ilo:Aggregates”). The results are given in the form of the mean effect size (“Value”) and their corresponding standard error (“SE”) as a measure of uncertainty and the p-values of each explanatory variable. The constant term or intercept indicates the value at which the fitted regression line crosses the y-axis or in other words corresponds to the mean PLT count if there would be no Iloprost administration, and no aggregates present at time point 0