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Concordance by lesion size between lay and clinician anal examinations stratified by anatomic site in Chicago, Illinois and Houston, Texas, USA 2020–2022. p value is derived from the Cochrane–Armitage test for trend. Size and number of lesions; 1 mm (n = 19), 2 mm (n = 84), 3 mm (n = 63), 4 mm (n = 31), 5 mm (n = 22), 6 mm (n = 13), 7 mm (n = 5), 8 mm (n = 6), 9 mm (n = 1), 10 mm (n = 1).
