Evidence map›Paper›PMID 26664568›Full record

ArticleAnnals of thoracic medicine

The use of Quantiferon-TB gold in-tube test in screening latent tuberculosis among Saudi Arabia dialysis patients.

Jamal Saleh Al Wakeel, Ziyad Makoshi, Mohammed Al Ghonaim, Ali Al Harbi, Abdulkareem Al Suwaida, Farjah Algahtani, Mogbil Al Hedaithy, Sultan Almogairin, Sami Abdullah

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Article in Annals of thoracic medicine. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

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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

4 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

9 authors.

Jamal Saleh Al WakeelDepartment of Medicine, College of Medicine, King Saud University, Riyadh, Saudi Arabia.
Ziyad MakoshiNeurosurgery Department, The Ottawa Hospital-Civic Campus, The University of Ottawa, Ontario, Canada.
Mohammed Al GhonaimDepartment of Medicine, College of Medicine, King Saud University, Riyadh, Saudi Arabia.
Ali Al HarbiNephrology Division, Security Forces Hospital, Riyadh, Saudi Arabia.
Abdulkareem Al SuwaidaDepartment of Medicine, College of Medicine, King Saud University, Riyadh, Saudi Arabia.
Farjah AlgahtaniDepartment of Medicine, College of Medicine, King Saud University, Riyadh, Saudi Arabia.
Mogbil Al HedaithyDepartment of Medicine, College of Medicine, King Saud University, Riyadh, Saudi Arabia.
Sultan AlmogairinDepartment of Medicine, College of Medicine, King Saud University, Riyadh, Saudi Arabia.
Sami AbdullahCollege of Applied Studies and Community Service, King Saud University, Riyadh, Saudi Arabia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BACKGROUND AND

aimScreening for tuberculosis (TB) is a key strategy for controlling infection. This study aimed to detect latent TB among dialysis patients.

methodsThis is a prospective study conducted in King Saud University, Riyadh involving hemodialysis (HD) and peritoneal dialysis (PD) patients aged ≥18 years. Patients were screened for latent TB infection (LTBI) using both TBskin test (TST) and QuantiFERONTB Gold In-Tube test (QFT-GIT). All participants were followed-up clinically and radiologically every 3 months for 2 years.

resultsA total of 243 (181 HD and 62 PD) patients were included and 112(46.1%) were males. 45.3% showed positive QFT in HD patients with sensitivity of 91.7%, specificity of 71.4%, positive predictive value (PPV) of 19.5%, and negative predictive value (NPV) of 91.1%. TST results in HD showed that positive TST was 17.4%, sensitivity was 63.2%, specificity was 95.5%, PPV was 51.5%, and NPV was 91.1%. Five (8.1%) showed positive QFT in PD patients with sensitivity of 7.7%, specificity of 91.8%, PPV of 6.6%, and NPV of 92.3%. TST results in PD showed that positive TST was 9.8%, sensitivity was 35.7%, specificity was 97.9%, PPV was 55.8%, and NPV was 93.3%. Previous TB infection was significantly correlated with QFT only in HD patients, but significantly associated with TST in both HD and PD patients. Also in HD, QFT was significantly associated with TST (P = 0.043).

conclusionsDue to high variability of QFT-GIT sensitivity, we recommend its use for its NPV and to use either TST or QFT in screening latent TB.

Indexed as

DialysisKing Abdulaziz City of Science and TechnologyKing Saud Universityquantiferontuberculosis

Identifiers

PMID26664568
PMCPMC4652296

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