Retrospective Cohort Study
Copyright ©The Author(s) 2021.
World J Gastrointest Surg. Apr 27, 2021; 13(4): 355-365
Published online Apr 27, 2021. doi: 10.4240/wjgs.v13.i4.355
Table 4 Proportion of complex and simple fistulas in non-tuberculosis and tuberculosis fistula groups, n (%)
Total patients operated = 740
Simple fistulas (fistulotomy possible)
Complex fistulas (fistulotomy not possible)
Significance (Fisher’s exact test)
Non-TB Fistula (n = 627)349 (55.7)278 (44.3)P < 0.00001 (Significant)
TB Fistula (n = 113)35 (31)78 (69)