Table 4.

Results for the regression equations with different cognitive measures as dependent variable: variable ~ hematocrit

		Updating_speed	Updating_variability
	Slope	– 0.414 ± 0.165*	0.455 ± 0.161**
Goodness of fit	R2adj	0.13	0.17
	F(DoFs)	6.259 (1,34)	8.038 (1,34)
	p	0.017	0.008
	η2	0.16	0.19

The regression was calculated on z-transformed data. See Table 1 for definitions of variables.

Significant codes: ‘**’p < 0.01, ‘*’p < 0.05, R²_adj adjusted R² value. DoFs degrees of freedom, η² partial eta-square