Evidence map›Paper›PMID 29042390›Full record

Trial reportBMJ open2017

Effect of point-of-care susceptibility testing in general practice on appropriate prescription of antibiotics for patients with uncomplicated urinary tract infection: a diagnostic randomised controlled trial.

Anne Holm, Gloria Cordoba, Tina Møller Sørensen, Lisbeth Rem Jessen, Niels Frimodt-Møller, Volkert Siersma, Lars Bjerrum

Registry-linked trialAbstract readMulticenter StudyRandomized Controlled Trial
In one paragraph

Trial report in BMJ open, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02323087 (Reducing Antibiotic Resistance), which is not on this map. Cited by 13 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed, 1 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.

NCT02323087 nacompletednot on this map

Reducing Antibiotic Resistance: Improved Diagnostics and Treatment for Uncomplicated Urinary Tract Infection in General Practice, Denmark

TypeinterventionalSponsorUniversity of CopenhagenRan2015 to 2016Enrolled377ConditionsUrinary Tract InfectionsArmsFLEXICULT™ SSI-Urinary Kit, ID FlexicultTM
3 · Its place in the literature

Who cites it

13 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Trial
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  6. Review
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  10. Observational
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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

7 authors.

Anne HolmResearch Unit for General Practice and Department of General Practice, University of Copenhagen, Copenhagen K, Denmark.
Gloria CordobaResearch Unit for General Practice and Department of General Practice, University of Copenhagen, Copenhagen K, Denmark.
Tina Møller SørensenDepartment of Veterinary Clinical and Animal Sciences, University of Copenhagen, Copenhagen, Denmark.
Lisbeth Rem JessenDepartment of Veterinary Clinical and Animal Sciences, University of Copenhagen, Copenhagen, Denmark.
Niels Frimodt-MøllerDepartment of Clinical Microbiological, Rigshospitalet, Copenhagen, Denmark.
Volkert SiersmaResearch Unit for General Practice and Department of General Practice, University of Copenhagen, Copenhagen K, Denmark.
Lars BjerrumResearch Unit for General Practice and Department of General Practice, University of Copenhagen, Copenhagen K, Denmark.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesTo investigate the effect of adding point-of-care (POC) susceptibility testing to POC culture on appropriate use of antibiotics as well as clinical and microbiological cure for patients with suspected uncomplicated urinary tract infection (UTI) in general practice.

designOpen, individually randomised controlled trial.

settingGeneral practice.

participantsWomen with suspected uncomplicated UTI, including elderly patients above 65, patients with recurrent UTI and patients with diabetes. The sample size calculation predicted 600 patients were needed.

interventionsFlexicult SSI-Urinary Kit was used for POC culture and susceptibility testing and ID Flexicult was used for POC culture only.

main outcome measuresPrimary outcome: appropriate antibiotic prescribing on the day after consultation defined as either (1) patient with UTI: to prescribe a first-line antibiotic to which the infecting pathogen was susceptible or a second line if a first line could not be used or (2) patient without UTI: not to prescribe an antibiotic. UTI was defined by typical symptoms and significant growth in a reference urine culture performed at one of two external laboratories. SECONDARY OUTCOMES: clinical cure on day five according to a 7-day symptom diary and microbiological cure on day 14. Logistic regression models taking into account clustering within practices were used for analysis.

results20 general practices recruited 191 patients for culture and susceptibility testing and 172 for culture only. 63% of the patients had UTI and 12% of these were resistant to the most commonly used antibiotic, pivmecillinam. Patients randomised to culture only received significantly more appropriate treatment (OR: 1.44 (95% CI 1.03 to 1.99), p=0.03). There was no significant difference in clinical or microbiological cure.

conclusionsAdding POC susceptibility testing to POC culture did not improve antibiotic prescribing for patients with suspected uncomplicated UTI in general practice. Susceptibility testing should be reserved for patients at high risk of resistance and complications. TRIAL REGISTRATION NUMBER: NCT02323087; Results.

Indexed as

Point-of-Care TestingAdultAgedAnti-Bacterial AgentsDenmarkDrug PrescriptionsFemaleGeneral PracticeHumansLogistic ModelsMiddle AgedUrinary Tract InfectionsAnti-Bacterial Agentsantibioticsculture mediamicrobiological diagnosispoint-of-care testingurinary tract infections

Identifiers

PMID29042390
PMCPMC5652479

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Registered trials

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.