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 2

Pooled analysis of studies exploring the role of MDR1 C1236T in IBD.

Study	Cases (event/total)	Controls (events/total)	Odds ratio	95% CI
Senhaji et al. 2015 (the current paper)	75/220	65/200	1,07	0,71 to 1,61
Yang et al. 2015 [36]	181/300	275/446	0,94	0,70 to 1,27
Huebner et al. 2009 [30]	686/1554	181/398	0,94	0,75 to 1,18
Oostenbrug et al. 2006 [42]	610/1420	228/530	0,99	0,81 to 1,22
Ho et al. 2006 [43]	400/856	236/522	1,06	0,85 to 1,32
Total (fixed effects)	1952/4350	985/2096	0,99	0,89 to 1,11
Total (random effects)	1952/4350	985/2096	0,99	0,89 to 1,11

Test for heterogeneity: ; DF = 4; %; .