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No abstract

Colonoscopy, with or without removal of a lesion, is an invasive procedure with a non-deniable risk of major complications. Factors like inadequate cleansing or detection of AN are determinants. Therefore, it is vital to know which aspects predict their appearance to implement countermeasures.

Participation rates were adequate compared with those in the reviewed literature. These rates were probably affected by the invitation strategy and by cultural and social factors.