Table 5.

Brain Regions Exhibiting a Session by Video Condition Interaction

						M (SD) Beta Weight Estimate
		Talairach Coordinates				Pre-Vaping Session			Post-Vaping Session
Region	Size (mm³)	x	y	z	Average F ratio	E-cig	Neutral	Contrast	E-cig	Neutral	Contrast
Right inferior parietal lobe, superior parietal lobe	1647	32	−55	50	6.29	0.01 (0.25)	0.05 (0.22)	ns	0.16 (0.13)	0.01 (0.09)	^***
Right precuneus, superior parietal lobe	378	24	−70	46	7.71	0.01 (0.16)	0.09 (0.10)	ns	0.25 (0.18)	0.09 (0.14)	^*
Right middle occipital gyrus, cuneus	810	27	−87	9	7.72	0.38 (0.19)	0.53 (0.17)	^*	0.45 (0.24)	0.39 (0.25)	ns
Left thalamus, parahippocampal gyrus, brainstem	837	−20	−25	1	8.99	0.06 (0.10)	0.17 (0.08)	^**	0.17 (0.08)	0.12 (0.10)	^*
Right lingual gyrus, fusiform gyrus, cuneus	1026	18	−77	−3	6.08	0.09 (0.13)	0.22 (0.13)	^**	0.20 (0.16)	0.13 (0.12)	^**
Right superior temporal gyrus, middle temporal gyrus	729	47	−9	−4	−2.26	−0.08 (0.10)	0.00 (0.08)	^*	0.00 (0.10)	−0.05 (0.09)	^*
Right superior temporal gyrus, middle temporal gyrus	567	57	−16	−5	−1.8	−0.04 (0.09)	0.03 (0.10)	^*	0.04 (0.06)	−0.01 (0.06)	^*
Right parahippocampal gyrus, fusiform gyrus	486	33	−43	−11	7.92	−0.10 (0.10)	0.02 (0.10)	^**	0.02 (0.09)	−0.01 (0.10)	ns
Left parahippocampal gyrus	459	−36	−13	−11	7.62	0.00 (0.04)	0.06 (0.02)	^*	0.07 (0.05)	0.02 (0.09)	ns
Right middle temporal gyrus, inferior temporal gyrus, fusiform gyrus	810	47	−43	−15	8.41	0.04 (0.11)	0.12 (0.16)	ns	0.21 (0.16)	0.10 (0.14)	^**
Right cerebellum	351	19	−37	−13	−2.59	−0.11 (0.09)	−0.01 (0.06)	^*	−0.01 (0.10)	−0.08 (0.09)	ns
Left cerebellum	1053	−19	−74	−15	4.18	−0.03 (0.14)	0.11 (0.17)	^**	0.14 (0.21)	0.04 (0.21)	^***

Note. Stereotaxic coordinates are given for local maxima of activation clusters in Talairach atlas space. ns = not significant

p < .05

^**

p < .01

^***

p < .001.

Beta weight estimates are averaged for the whole region per participant, and then averaged for all participants. The estimates were set up to represent percent signal change from baseline