Population-based case-control study of Chinese herbal products containing aristolochic acid and urinary tract cancer risk.

J Natl Cancer Inst · 2010 · PMC2815723 · PMID 20026811

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did not reach statistical significanceno p-value reported

In this study, more than 100 g of Fangchi was statistically significantly associated with an increased crude odds ratio for urinary tract cancer; however, the association did not reach statistical significance after adjustment for other risk factors, probably because of the small number of case subjects.

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