Evidence map›Paper›PMID 16731666›Full record

SynthesisSexually transmitted infections2006

Screening for Chlamydia trachomatis: a systematic review of the economic evaluations and modelling.

T E Roberts, S Robinson, P Barton, S Bryan, N Low, Chlamydia Screening Studies (ClaSS) Group

Abstract readSystematic Review
In one paragraph

Synthesis in Sexually transmitted infections, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 5 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

20 citing papers in PubMed, 5 syntheses or guidelines pooled it.

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  20. Dynamic transmission modeling: a report of the ISPOR-SMDM Modeling Good Research Practices Task Force--5.Value in health : the journal of the International Society for Pharmacoeconomics and Outcomes Research
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

T E RobertsHealth Economics Facility, HSMC, University of Birmingham, Park House, 40 Edgbaston Park Road, Birmingham B15 2RT, UK. t.e.roberts@bham.ac.uk
S Robinson
P Barton
S Bryan
N Low
Chlamydia Screening Studies (ClaSS) Group

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo review systematically and critically, evidence used to derive estimates of costs and cost effectiveness of chlamydia screening.

methodsSystematic review. A search of 11 electronic bibliographic databases from the earliest date available to August 2004 using keywords including chlamydia, pelvic inflammatory disease, economic evaluation, and cost. We included studies of chlamydia screening in males and/or females over 14 years, including studies of diagnostic tests, contact tracing, and treatment as part of a screening programme. Outcomes included cases of chlamydia identified and major outcomes averted. We assessed methodological quality and the modelling approach used.

resultsOf 713 identified papers we included 57 formal economic evaluations and two cost studies. Most studies found chlamydia screening to be cost effective, partner notification to be an effective adjunct, and testing with nucleic acid amplification tests, and treatment with azithromycin to be cost effective. Methodological problems limited the validity of these findings: most studies used static models that are inappropriate for infectious diseases; restricted outcomes were used as a basis for policy recommendations; and high estimates of the probability of chlamydia associated complications might have overestimated cost effectiveness. Two high quality dynamic modelling studies found opportunistic screening to be cost effective but poor reporting or uncertainty about complication rates make interpretation difficult.

conclusionThe inappropriate use of static models to study interventions to prevent a communicable disease means that uncertainty remains about whether chlamydia screening programmes are cost effective or not. The results of this review can be used by health service managers in the allocation of resources, and health economists and other researchers who are considering further research in this area.

Indexed as

Chlamydia trachomatisAdolescentAdultAgedBacteriological TechniquesChlamydia InfectionsContact TracingCost-Benefit AnalysisFemaleHumansMaleMass ScreeningMiddle Aged

Identifiers

PMID16731666
PMCPMC2593085

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.