Evidence map›Paper›PMID 27558571›Full record

ArticleClinical infectious diseases : an official publication of the Infectious Diseases Society of America2016

A Cost-effectiveness Analysis of Preexposure Prophylaxis for the Prevention of HIV Among Los Angeles County Men Who Have Sex With Men.

Emmanuel F Drabo, Joel W Hay, Raffaele Vardavas, Zachary R Wagner, Neeraj Sood

Abstract read
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In one paragraph

Article in Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed, 3 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

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.

2 · The registry

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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

33 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
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  4. Article
  5. Daily Oral HIV Pre-exposure Prophylaxis Among Young Men Who Have Sex With Men in the United States: Cost-saving at Generic Drug Price.Clinical infectious diseases : an official publication of the Infectious Diseases Society of America · 2024
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  12. Where Do We Go From Here? A Framework for Using Susceptible-Infectious-Recovered Models for Policy Making in Emerging Infectious Diseases.Value in health : the journal of the International Society for Pharmacoeconomics and Outcomes Research · 2021
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors.

Emmanuel F DraboDepartment of Pharmaceutical and Health Economics, School of Pharmacy.
Joel W HayLeonard D. Schaeffer Center for Health Policy, University of Southern California, Los Angeles.
Raffaele VardavasRAND Corporation, Santa Monica.
Zachary R WagnerUniversity of California, Berkeley.
Neeraj SoodLeonard D. Schaeffer Center for Health Policy, University of Southern California, Los Angeles.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSubstantial gaps remain in understanding the trade-offs between the costs and benefits of choosing alternative human immunodeficiency virus (HIV) prevention strategies, including test-and-treat (expanded HIV testing combined with immediate treatment) and PrEP (initiation of preexposure prophylaxis by high-risk uninfected individuals) strategies.

methodsWe develop a mathematical epidemiological model to simulate HIV incidence among men residing in Los Angeles County, California, aged 15-65 years, who have sex with men. We combine these incidence data with an economic model to estimate the discounted cost, effectiveness (quality-adjusted life-years [QALYs]), and incremental cost-effectiveness ratios of various HIV prevention strategies using a societal perspective and a lifetime horizon.

resultsPrEP and test-and-treat yield the largest reductions in HIV incidence, and are highly cost-effective ($27 863/QALY and $19 302/QALY, respectively) relative to status quo and at a US willingness-to-pay threshold of $150 000/QALY saved. Status quo and 12 test-and-treat and PrEP strategies determine the frontier for efficient decisions. More aggressive strategies are costlier, but more effective, albeit with diminishing returns. The relative effectiveness of PrEP is sensitive to the initial HIV prevalence rate, PrEP and antiretroviral therapy (ART) adherence and initiation rates, the probabilities of HIV transmission, and the rates of sexual partner mixing.

conclusionsPrEP and test-and-treat offer cost-effective alternatives to the status quo. The success of these strategies depends on ART and PrEP adherence and initiation rates. The lack of evidence on adherence behaviors toward PrEP, therefore, warrants further studies.

Indexed as

Health Care CostsHomosexuality, MaleAdolescentAdultAgedAnti-HIV AgentsCost-Benefit AnalysisHIV InfectionsHumansIncidenceLos AngelesMaleMiddle AgedModels, EconomicModels, TheoreticalPre-Exposure ProphylaxisAnti-HIV Agentscost-effectivenessHIVpreexposure prophylaxisPrEPtest-and-treat

Identifiers

PMID27558571

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Registered trials

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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.