Table 7.

Topic effects and effect sizes (within-groups).

		Group medium			Group high
	Measures	F(7,704)	p	η2	F(7,267)	p	η2
Syntactic	MLC	1.824	0.800	0.018	1.062	0.388	0.027
Complexity	C/S	1.379	0.211	0.014	0.285	0.959	0.007
	DC/T	1.505	0.162	0.015	0.888	0.516	0.023
	C/T	1.323	0.237	0.013	0.776	0.605	0.020
	T/S	0.695	0.676	0.007	1.374	0.216	0.035
	CP/T	12.426	0.000***	0.110	7.846	0.000***	0.171
	CN/T	6.075	0.000***	0.057	2.693	0.010**	0.066
	VP/T	2.661	0.010**	0.026	0.284	0.960	0.007
Lexical	Frequency	25.531	0.000***	0.202	11.458	0.000***	0.231
Complexity	MTLD	9.448	0.000***	0.086	5.329	0.000***	0.123
	Synonym	2.934	0.005**	0.028	0.681	0.688	0.018
	Hyponymy	45.085	0.000***	0.310	13.353	0.000***	0.259
	Collocation	13.586	0.000***	0.119	10.38	0.000***	0.214
Morphological	V100	5.552	0.000***	0.052	2.764	0.009**	0.068
Complexity	T/F	8.923	0.000***	0.081	2.653	0.011*	0.065

^*p < 0.05;

^**p < 0.01;

^***p < 0.001.