Table 3.

Linear mixed effects models testing associations between BOLD activation during response inhibition [StopInh>Go] and subjective reports of sedation.

	Estimate	SE	t	p
IFG [50 16 30]
Order	3.25	1.65	1.98	0.05
Sex	0.89	0.88	1.02	0.31
Drinks per week	0.13	0.18	0.73	0.47
Session	−1.55	0.52	2.99	<0.01
IFG activation (ß weights)	1.60	1.37	1.17	0.25
Beverage	−0.67	1.01	0.67	0.51
Time (Linear)	2.10	0.51	4.14	<0.01
Time 2 (Quadratic)	−0.36	0.09	3.87	<0.01
Session × Time	−0.56	0.49	1.14	0.25
Session × Time2	0.13	0.09	1.39	0.17
Session × Beverage	−0.17	0.74	0.24	0.81
IFG activation × Session	0.02	0.68	0.03	0.98
IFG activation × Beverage	−1.30	1.34	0.97	0.33
IFG activation × Time	−1.90	0.67	2.85	<0.01
IFG activation × Time 2	0.34	0.12	2.76	<0.01
Beverage × Time	1.84	0.69	2.67	0.01
Beverage × Time 2	−0.15	0.13	1.10	0.27
Session × Beverage × Time	0.84	0.69	1.21	0.23
Session × Beverage × Time2	−0.14	0.13	1.02	0.31
Session × Beverage × IFG activation	0.39	0.97	0.41	0.69
Session × IFG activation × Time	0.88	0.64	1.36	0.17
Session × IFG activation × Time2	−0.13	0.12	1.08	0.28
IFG activation × Beverage × Time	2.51	0.91	2.75	0.01
IFG activation × Beverage × Time 2	−0.49	0.18	2.78	0.01
IFG activation × Beverage × Time × Session	−1.42	0.91	1.56	0.12
IFG activation × Beverage ×Time2 × Session	0.22	0.18	1.24	0.21

IFG (inferior frontal gyrus) activation = the extracted BOLD signal (ß weights, from a 10mm-radius sphere surrounding significant peak voxel [50 16 30]) from the StopInh>Go contrast.