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Although prior hypotheses had suggested that altered microbiome or epithelial injury from lubricants could lead to increased risk of CRC, our results did not confirm these hypotheses.
Individuals who engage in receptive anal sex have been shown to have a more diverse fecal microbiome, and this finding might be involved in the development of CRC.
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There was no significant evidence that receptive anal intercourse in women is associated with risk of colorectal cancer.
Description: Evidence for an association of human papillomavirus infection and colorectal cancer.