Systematic Reviews
Copyright ©The Author(s) 2018.
World J Gastroenterol. Jan 21, 2018; 24(3): 424-437
Published online Jan 21, 2018. doi: 10.3748/wjg.v24.i3.424
Table 4 Meta-analysis of incidence studies showing rate ratio of South Asians relative to Caucasians
DiseaseNumber of studiesHeterogeneity
Effect size
I2P valueRR (95%CI)P value
Crohn’s disease695%< 0.0010.78 (0.22, 2.78)0.7
Ulcerative colitis483%0.0011.39 (0.84, 2.32)0.2