Table 3.

Summary of hierarchical regression analyses predicting creativity.

	Model 1			Model 2			Model 3
	Y (Creativity)			M (Executive function)			Y (Creativity)
	β	t	P	β	t	P	β	t	P
X (Sleep quality)	−0.035**	−5.291	< 0.001	0.316**	33.228	< 0.001	−0.018**	−2.480	< 0.001
M (Executive function)	–	–	–	–	–	–	−0.053**	−4.952	< 0.001
R2	0.007			0.206			0.012
	F(1, 4258) = P < 0.001			F(1, 4258) = P < 0.001			F(2, 4257) = P < 0.001

N = 4258;

^**P < 0.01.