Evidence map›Paper›PMID 31519188›Full record

ArticleRespiratory research2019

Molecular detection of respiratory pathogens and typing of human rhinovirus of adults hospitalized for exacerbation of asthma and chronic obstructive pulmonary disease.

Fanny Wai-San Ko, Paul Kay-Sheung Chan, Renee W Y Chan, Ka-Pang Chan, April Ip, Angela Kwok, Jenny Chun-Li Ngai, So-Shan Ng, Chan Tat On, David Shu-Cheong Hui

Registry-linked trialOpen access · goldAbstract read
In one paragraph

Article in Respiratory research, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02866357 (Multiplex Molecular Detection of Respiratory Pathogens of Adult Patients Admitted to Hospital for Exacerbation of Asthma and Chronic Obstructive Pulmonary Disease and Their Clinical Outcomes.), which is not on this map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 pooled it
3.7field-weighted citation impact, top 7% of its field
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.

NCT02866357 completednot on this map

Multiplex Molecular Detection of Respiratory Pathogens of Adult Patients Admitted to Hospital for Exacerbation of Asthma and Chronic Obstructive Pulmonary Disease and Their Clinical Outcomes.

TypeobservationalSponsorChinese University of Hong KongRan2016 to 2018Enrolled1,000ConditionsCOPDArmsNo intervention
3 · Its place in the literature

Who cites it

20 citing papers in PubMed, 1 synthesis or guideline pooled it, 37 citations in OpenAlex.

  1. Prevalence of respiratory viruses in stable and acute asthma: a systematic review and meta-analysis.European respiratory review : an official journal of the European Respiratory Society · 2026
    Pooled it
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  6. Rhinovirus C15 Attenuates Relaxation and cAMP Production in Human Airways and Smooth Muscle.American journal of respiratory cell and molecular biology · 2023
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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

10 authors at 1 institution in 1 country.

Fanny Wai-San KoSH Ho Research Center in Respiratory Diseases, Department of Medicine and Therapeutics, The Chinese University of Hong Kong, Hong Kong, People's Republic of China.
Paul Kay-Sheung ChanDepartment of Microbiology, The Chinese University of Hong Kong, Hong Kong, People's Republic of China.
Renee W Y ChanDepartment of Paediatrics, The Chinese University of Hong Kong, Hong Kong, People's Republic of China.
Ka-Pang ChanSH Ho Research Center in Respiratory Diseases, Department of Medicine and Therapeutics, The Chinese University of Hong Kong, Hong Kong, People's Republic of China.
April IpSH Ho Research Center in Respiratory Diseases, Department of Medicine and Therapeutics, The Chinese University of Hong Kong, Hong Kong, People's Republic of China.
Angela KwokDepartment of Microbiology, The Chinese University of Hong Kong, Hong Kong, People's Republic of China.
Jenny Chun-Li NgaiSH Ho Research Center in Respiratory Diseases, Department of Medicine and Therapeutics, The Chinese University of Hong Kong, Hong Kong, People's Republic of China.
So-Shan NgSH Ho Research Center in Respiratory Diseases, Department of Medicine and Therapeutics, The Chinese University of Hong Kong, Hong Kong, People's Republic of China.
Chan Tat OnSH Ho Research Center in Respiratory Diseases, Department of Medicine and Therapeutics, The Chinese University of Hong Kong, Hong Kong, People's Republic of China.
David Shu-Cheong HuiSH Ho Research Center in Respiratory Diseases, Department of Medicine and Therapeutics, The Chinese University of Hong Kong, Hong Kong, People's Republic of China. dschui@cuhk.edu.hk.ORCID http://orcid.org/0000-0003-4382-2445
Chinese University of Hong Kong · HK

Funding

Health and Medical Research Fund, Food & Health Bureau, HKSAR Government 13140671
6 · The paper itself

Abstract

backgroundAcute exacerbations of chronic obstructive pulmonary disease (AECOPD) and asthma are associated with a variety of precipitating factors including infection. This study assessed the infective viral etiologies by real-time multiplex polymerase chain reaction of patients hospitalized with AECOPD and asthma exacerbations. In addition, infective etiologies were assessed for association with the clinical outcome of the patients.

methodsAdults admitted with AECOPD and asthma exacerbations between August 2016 and July 2017 were recruited. Nasopharyngeal aspirate (NPA) samples were obtained from the patients within 1-2 days of admission and subjected to pathogen detection and human rhinovirus (HRV) typing.

resultsAltogether 402 patients with AECOPD, 80 stable COPD, 100 asthma exacerbation and 21 stable asthma subjects were recruited. Among those admitted for AECOPD and asthma exacerbations, 141(35.1%) and 45(45.0%) respectively had pathogens identified in the NPA specimens. The commonest virus identified was influenza A followed by HRV. HRV typing identified HRV-A and HRV-C as the more common HRV with a wide variety of genotypes. Identification of pathogens in NPA or HRV typing otherwise did not affect clinical outcomes including the hospital length of stay, readmission rates and mortality except that identification of pathogens in asthma exacerbation was associated with a lower rate of readmissions at 30 and 60 days.

conclusionsMany respiratory viruses were associated with AECOPD and asthma exacerbation. HRV-A and HRV-C were the more common HRV associated with exacerbations. Identification of pathogens in NPA was associated with less readmissions for asthma patients at 30 and 60 days.

trial registrationClinicalTrials.gov NCT02866357 .

Indexed as

AgedAged, 80 and overAsthmaBacteriaFemaleHospitalizationHumansInfluenza A virusMaleMiddle AgedMolecular Diagnostic TechniquesPatient ReadmissionPulmonary Disease, Chronic ObstructiveRespiratory Function TestsRespiratory Tract InfectionsRhinovirusAsthma exacerbationsCOPD exacerbationsViruses

Identifiers

PMID31519188
PMCPMC6743175
OpenAlexW2973226001

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.