Syndromic versus Laboratory Diagnosis of Sexually Transmitted Infections in Men in Moshi District of Tanzania

The syndromic diagnosis of sexually transmitted infections (STIs) is widely recognized as the most practical, feasible, and cost-effective diagnostic tool in resource-limited settings. This study assessed the diagnostic accuracy of syndromic versus laboratory testing of STIs among 794 men randomly s...

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Main Authors: Yuwei Cheng, Elijah Paintsil, Musie Ghebremichael
Format: Article
Language:English
Published: Wiley 2020-01-01
Series:AIDS Research and Treatment
Online Access:http://dx.doi.org/10.1155/2020/7607834
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author Yuwei Cheng
Elijah Paintsil
Musie Ghebremichael
author_facet Yuwei Cheng
Elijah Paintsil
Musie Ghebremichael
author_sort Yuwei Cheng
collection DOAJ
description The syndromic diagnosis of sexually transmitted infections (STIs) is widely recognized as the most practical, feasible, and cost-effective diagnostic tool in resource-limited settings. This study assessed the diagnostic accuracy of syndromic versus laboratory testing of STIs among 794 men randomly selected from the Moshi district of Tanzania. Participants were interviewed with a questionnaire that included questions on history of STIs symptoms. Blood and urine samples were taken from the participants for laboratory testing. Only 7.9% of the men reported any symptoms of STI; however, 46% of them tested positive for at least one STI. There was little agreement between syndromic and laboratory-confirmed diagnoses, with low sensitivity (0.4%–7.4%) and high specificity (96%–100%) observed for each individual symptom. The area under the receiver-operating curve was 0.528 (95% CI: 0.505–0.550), indicating that the syndromic approach has a 52.8% probability of correctly identifying STIs in study participants. In conclusion, whenever possible, laboratory diagnosis of STI should be favored over syndromic diagnosis.
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spelling doaj-art-62ca306a47ec452db34221c4d24ac8752025-02-03T06:05:13ZengWileyAIDS Research and Treatment2090-12402090-12592020-01-01202010.1155/2020/76078347607834Syndromic versus Laboratory Diagnosis of Sexually Transmitted Infections in Men in Moshi District of TanzaniaYuwei Cheng0Elijah Paintsil1Musie Ghebremichael2Department of Mathematical and Computer Sciences, College of the Holy Cross, Worcester, MA, USADepartment of Pediatrics, Yale University School of Medicine, New Haven, CT, USAHarvard Medical School, Ragon Institute of MGH, MIT and Harvard, Cambridge, MA, USAThe syndromic diagnosis of sexually transmitted infections (STIs) is widely recognized as the most practical, feasible, and cost-effective diagnostic tool in resource-limited settings. This study assessed the diagnostic accuracy of syndromic versus laboratory testing of STIs among 794 men randomly selected from the Moshi district of Tanzania. Participants were interviewed with a questionnaire that included questions on history of STIs symptoms. Blood and urine samples were taken from the participants for laboratory testing. Only 7.9% of the men reported any symptoms of STI; however, 46% of them tested positive for at least one STI. There was little agreement between syndromic and laboratory-confirmed diagnoses, with low sensitivity (0.4%–7.4%) and high specificity (96%–100%) observed for each individual symptom. The area under the receiver-operating curve was 0.528 (95% CI: 0.505–0.550), indicating that the syndromic approach has a 52.8% probability of correctly identifying STIs in study participants. In conclusion, whenever possible, laboratory diagnosis of STI should be favored over syndromic diagnosis.http://dx.doi.org/10.1155/2020/7607834
spellingShingle Yuwei Cheng
Elijah Paintsil
Musie Ghebremichael
Syndromic versus Laboratory Diagnosis of Sexually Transmitted Infections in Men in Moshi District of Tanzania
AIDS Research and Treatment
title Syndromic versus Laboratory Diagnosis of Sexually Transmitted Infections in Men in Moshi District of Tanzania
title_full Syndromic versus Laboratory Diagnosis of Sexually Transmitted Infections in Men in Moshi District of Tanzania
title_fullStr Syndromic versus Laboratory Diagnosis of Sexually Transmitted Infections in Men in Moshi District of Tanzania
title_full_unstemmed Syndromic versus Laboratory Diagnosis of Sexually Transmitted Infections in Men in Moshi District of Tanzania
title_short Syndromic versus Laboratory Diagnosis of Sexually Transmitted Infections in Men in Moshi District of Tanzania
title_sort syndromic versus laboratory diagnosis of sexually transmitted infections in men in moshi district of tanzania
url http://dx.doi.org/10.1155/2020/7607834
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AT musieghebremichael syndromicversuslaboratorydiagnosisofsexuallytransmittedinfectionsinmeninmoshidistrictoftanzania