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Fig. 2 | BMC Infectious Diseases

Fig. 2

From: Clinic-based evaluation of the dual Xpert CT/NG assay on the GeneXpert System for screening for extragenital chlamydial and gonococcal infections amongst men who have sex with men

Fig. 2

Fagan’s nomograms using real life lowest and highest C. trachomatis prevalence per anatomical site (y-axis on the left represents the pre-test probability, y-axis on the right represents the post-test probability, aqua colour line indicates positive LR; red line indicates negative LR)

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