Are the present diagnosis and prior episodes of urethritis associated? Sexually Transmitted Disease Suppose researchers do an
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Are the present diagnosis and prior episodes of urethritis associated?
Sexually Transmitted Disease
Suppose researchers do an epidemiologic investigation of people entering a sexually transmitted disease clinic. They find that 160 of 200 patients who are diagnosed as having gonorrhea and 50 of 105 patients who are diagnosed as having nongonococcal urethritis have had previous episodes of urethritis.
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