Association of combinations of O. viverrini infection and diabetes mellitus with cholangiocarcinoma using multilevel mixed-effects logistic regression.

The data are presented as numbers of participants, numbers and percentages having cholangiocarcinoma, crude odds ratios and their 95% confidence interval and p-value from likelihood-ratio chi-square tests, and adjusted odds ratios and their 95% confidence interval and p-values from likelihood-ratio chi-square tests for various combinations of O. viverrini infection and diabetes mellitus.