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Frequency of SCCA in PR, 2000-2016 (N = 722)
Abbreviations: IDU, injection drug user; PLWH, persons living with human immunodeficiency virus; PR, Puerto Rico; MSM, men who have sex with men; SCCA, squamous cell carcinoma of the anus.
Characteristics are significant under the Bonferroni-Holm corrections for all the statistical tests simultaneously.
