Two groups of women are screened for human papillomavirus (HPV) infections of the uterine cervix. The true prevalence of HPV infection is 0.10 in the first group and 0.20 in the second group. Which of the following measures of test characteristics will differ between the two groups? A. False negative ratio B. False positive ratio C. Predictive value of a negative D. Sensitivity of the screening test E. Specificity of the screening test

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