Genetic Polymorphisms of Multidrug Resistance Gene-1 (MDR1/ABCB1) and Glutathione S-Transferase Gene and the Risk of Inflammatory Bowel Disease among Moroccan Patients

Table 6

Frequencies of GSTM1 and GSTT1 polymorphisms between IBD patients and controls.

Genotypes	Control	CD	OR	P	UC	OR	P
	N (%)	N (%)	95% CI		N (%)	95% CI
GSTM1
Present	49 (49)	35 (45.5)	Ref.		13 (39.4)	Ref.
Null	51 (51)	42 (54.5)	1.2 (0.6–2.1)	0.65	20 (60.6)	1.5 (0.7–3.3)	0.42
GSTT1
Present	83 (83)	51 (66.2)	Ref.		19 (57.6)	Ref.
Null	17 (17)	26 (33.8)	2.5 (1.2–5)	0.013	14 (42.4)	3.5 (1.5–8.5)	0.004