Table 3. Elastic-net.

par.	obs. stat.	p-value
sample size ()	92.070	<0.001
number of features ()	393.980	<0.001
saturation ()	18.031	<0.001
signal-to-noise ()	1.882	0.006
correlation ()	97.958	<0.001
sample size vs number of features ()	16.881	<0.001
sample size vs saturation ()	2.235	<0.001
sample size vs signal-to-noise ()	0.776	0.927
sample size vs correlation ()	2.176	<0.001
number of features vs saturation ()	9.345	<0.001
number of features vs signal-to-noise ()	1.245	0.076
number of features vs correlation ()	8.518	<0.001
saturation vs signal-to-noise ()	1.014	0.445
saturation vs correlation ()	0.605	0.997
signal-to-noise vs correlation ()	0.665	0.994

Permutation tests for equality of the group distributions using distance components analysis (lines 2 to 6), and permutation F-tests for the presence of 2-by-2 interactions (lines 7 to 16). Results based on 999 permutations.