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The association between urinary abnormalities detected by the two-glass urine test and objective urethritis was investigated in a study of 221 male patients with non-gonococcal urethritis. A strong correlation existed between urinary threads and urethritis, but use of the test for diagnosis and in the assessment of cure is limited by its poor predictive value in both treated and untreated patients.
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Munday et al. (1981) studied this question.
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