Table 2. Prevalence of Yale Food Dependence Criteria among Bariatric Surgery Patients by Marijuana Use Category.

Yale Food Dependence Criteria	Never Used Marijuana n=22 n (%)	No Current Marijuana Use n=19 n (%)	Current Marijuana Use n=9 n (%)	P-value†	No Recent Marijuana Use n=9 n (%)	Recent Marijuana Use n=19 n (%)	P-value†	No Increased Marijuana Use Since Surgery n=22 n (%)	Increased Marijuana Use Since Surgery n=6 n (%)	P-value†
Loss of Control	-	1 (5.3)	2 (22.2)	0.02	1 (11.1)	2 (10.5)	0.28	1 (4.5)	2 (33.3)	0.01
Unsuccessful Attempts to Quit	15 (68.2)	16 (84.2)	7 (77.8)	0.48	7 (77.8)	16 (84.2)	0.48	18 (81.8)	5 (83.3)	0.51
Too Much Time Spent to Obtain Food	2 (9.1)	5 (26.3)	2 (22.2)	0.34	2 (22.2)	5 (26.3)	0.33	4 (18.2)	3 (50.0)	0.07
Skip Important Activities	1 (4.5)	1 (5.3)	1 (11.1)	0.77	1 (11.1)	1 (5.3)	0.77	1 (4.5)	1 (16.7)	0.50
Increased Tolerance	2 (9.1)	6 (31.6)	2 (22.2)	0.19	3 (33.3)	5 (26.3)	0.21	6 (27.3)	2 (33.3)	0.22
Food Eaten to Relieve Withdrawal	2 (9.1)	4 (21.1)	2 (22.2)	0.49	1 (11.1)	5 (26.3)	0.29	4 (18.2)	2 (33.3)	0.33
Diagnosis of Food Addiction/Dependence	2 (9.1)	6 (31.6)	2 (22.2)	0.19	2 (22.2)	6 (31.6)	0.19	6 (27.3)	2 (33.3)	0.21

^†Comparing prevalence across never used, no current use, and current use (Fisher's Exact Test)

^††Comparing prevalence across never used, no regular use, and regular use (Fisher's Exact Test)

^†††Comparing prevalence across never used, no increased use, and increased use (Fisher's Exact Test)