Appendix 2—table 3. Post-hoc analyses using different thresholds for alcohol use.

	Original analysis:≥3× light alcoholic and/or ≥1× hard liquor drinks a dayN = 30		≥1× alcoholic drinks a day (light and/or hard liquor)N = 103		≥3× alcoholic drinks a day (light and/or hard liquor) *N = 26
	X 2	p-Value	X 2	p-Value	X 2	p-Value
Alcohol useHCP dataset caudate-NAcc	64.45	<0.001	29.94	0.187	196.57	<0.001

HCP = Human Connectome Project; NAcc = nucleus accumbens.