Table 4.

Fixed effects of the optimal (cubic) model for task-unrelated thought ratings (reanalyzed dataset)

Term	Estimate (β)	SE	df	t statistic	p value
Intercept	<0.001	0.050	165.1	− 0.009	0.993
Linear	0.056	0.017	214.2	3.208	0.002a
Quadratic	0.027	0.017	184.2	1.565	0.119
Cubic	0.024	0.018	223.6	1.332	0.184

β standardized regression coefficient

^aSignificant at α = 0.05