Table 3.

Percentages of reaction times (RT) and error rate (E%) variance (adjusted R²) corresponding to Experiment 1 explained by the different frequency measures with and without word length (L) and number of syllables (NSyl) as additional variables.

Measure	$R_{RT}^2$	$R_{E\%}^2$
FREQ. MEASURE + L + NSyl
SUBTLEX-GR FREQ.	28.8	3.0 n.s.
SUBTLEX-GR CD	32.8	4.4
SUBTLEX-GR FREQlow	30.3	2.0 n.s.
GreekLex	18.1	5.0
FREQ. MEASURE
SUBTLEX-GR Freq.	24.3	3.7
SUBTLEX-GR CD	27.9	5.0
SUBTLEX-GR FREQlow	25.1	2.7
GreekLex	8.3	5.8

SUBTLEX-GR FREQ., number of occurrences; SUBTLEX-GR CD, number of different contexts; SUBTLEX-GR FREQlow, number of occurrences starting with a lowercase letter; n.s., non-significant at the alpha level of 0.05.