Evidence map›Paper›PMID 31781317›Full record

ArticleThe Canadian journal of infectious diseases & medical microbiology = Journal canadien des maladies infectieuses et de la microbiologie medicale2019

The Effectiveness of Dipstick for the Detection of Urinary Tract Infection.

Isaac Dadzie, Elvis Quansah, Mavis Puopelle Dakorah, Victoria Abiade, Ebenezer Takyi-Amuah, Richmond Adusei

Abstract read
In one paragraph

Article in The Canadian journal of infectious diseases & medical microbiology = Journal canadien des maladies infectieuses et de la microbiologie medicale, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
–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

21 citing papers in PubMed.

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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.

Isaac DadzieDepartment of Medical Laboratory Science, University of Cape Coast, Cape Coast, Ghana.ORCID https://orcid.org/0000-0002-2146-6796
Elvis QuansahDepartment of Microbiology and Immunology, University of Cape Coast, Cape Coast, Ghana.ORCID https://orcid.org/0000-0002-3044-680X
Mavis Puopelle DakorahCape Coast Teaching Hospital, Cape Coast, Ghana.
Victoria AbiadeDepartment of Medical Laboratory Science, University of Cape Coast, Cape Coast, Ghana.
Ebenezer Takyi-AmuahDepartment of Medical Laboratory Science, University of Cape Coast, Cape Coast, Ghana.
Richmond AduseiDepartment of Medical Laboratory Science, University of Cape Coast, Cape Coast, Ghana.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe balance between the choices of UTI diagnostic tools in most primary care settings has been settled for by the more rapid, less labour-intensive dipstick. This study aimed to evaluate the effectiveness of dipstick for diagnosing UTI.

methodA total of 429 urine samples were collected from patients suspected of UTI; cultured on cysteine-lactose-electrolyte-deficient (CLED) agar, blood agar, and MacConkey agar; and incubated at 37°C overnight. Urine cultures with bacteria count ≥10

resultsThe highest sensitivity value and negative predictive value were recorded for the combined "NIT+ or LE+" dipstick results. The highest specificity value, positive predictive value, positive likelihood ratio, and negative likelihood ratio were recorded for "nitrite-positive and leucocyte esterase-positive" results. Combined "nitrite-positive or leucocyte-positive" result was relatively the best indicator for accurate dipstick diagnosis, with AUC = 0.7242. Cohen's kappa values between dipstick diagnosis and quantitative culture were <0.6.

conclusionCombined performance of nitrite and leucocyte esterase results appeared better than the solo performance of nitrite and leucocyte esterase. However, little confidence should be placed on dipstick diagnosis; hence, request for quantity culture should be encouraged in the primary healthcare settings.

Identifiers

PMID31781317
PMCPMC6855063

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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.