Trial reportClinical infectious diseases : an official publication of the Infectious Diseases Society of America2022
Routinized Syphilis Screening Among Men Living With Human Immunodeficiency Virus: A Stepped Wedge Cluster Randomized Controlled Trial.
Trial report in Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02019043 (Enhanced Syphilis Screening Among HIV-positive Men), which is not on this map. Cited by 6 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Enhanced Syphilis Screening Among HIV-positive Men (ESSAHM): Evaluation of a Clinic-based Intervention
Who cites it
6 citing papers in PubMed, 8 citations in OpenAlex.
- Mechanisms, management and prevention of anorectal sexually transmitted infections.Nature reviews. Gastroenterology & hepatology · 2026Review
- Frequent emergency department utilization and syphilis case profiles in the Sentara healthcare system: a retrospective cross-sectional analysis in Hampton Roads.BMC public health · 2026Article
- Successful Scale-up of Syphilis Testing Linked to Routine HIV Viral Load Monitoring in British Columbia.Open forum infectious diseases · 2026Article
- Philippine Clinical Practice Guidelines for Periodic Health Examination: Screening for Infectious Diseases.Acta medica Philippina · 2026Article
- Assessing the drivers of syphilis among men who have sex with men in Switzerland reveals a key impact of screening frequency: A modelling study.PLoS computational biology · 2021Article
- Summary of the National Advisory Committee on Sexually Transmitted and Blood-Borne Infections (NAC-STBBI) Statement: Recommendations on Screening for Syphilis in Non-Pregnant Adults and Adolescents.Canada communicable disease report = Releve des maladies transmissibles au CanadaArticle
Corrections and comments
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Authors and funding
19 authors at 8 institutions in 1 country.
Funding
Abstract
backgroundWe implemented an opt-out clinic-based intervention pairing syphilis tests with routine human immunodeficiency virus (HIV) viral load testing. The primary objective was to determine the degree to which this intervention increased the detection of early syphilis.
methodsThe Enhanced Syphilis Screening Among HIV-Positive Men (ESSAHM) Trial was a stepped wedge cluster-randomized controlled trial involving 4 urban HIV clinics in Ontario, Canada, from 2015 to 2017. The population was HIV-positive adult males. The intervention was standing orders for syphilis serological testing with viral loads, and control was usual practice. We obtained test results via linkage with the centralized provincial laboratory and defined cases using a standardized clinical worksheet and medical record review. We employed a generalized linear mixed model with a logit link to estimate odds ratios (ORs) and 95% confidence intervals (CIs) of the intervention.
resultsA total of 3895 men were followed over 7471 person-years. The mean number of syphilis tests increased from 0.53 to 2.02 tests per person per year. There were 217 new diagnoses of syphilis (control, 81; intervention, 136), for which 147 (68%) were cases of early syphilis (control, 61 [75%]; intervention, 86 [63%]). The annualized proportion with newly detected early syphilis increased from 0.009 to 0.032 with implementation of the intervention; the corresponding time-adjusted OR was 1.25 (95% CI, .71-2.20).
conclusionsThe implementation of standing orders for syphilis testing with HIV viral loads was feasible and increased testing, yet produced less-than-expected increases in case detection compared to past uncontrolled pre-post trials. CLINICAL TRIALS REGISTRATION: NCT02019043.
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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.