Evidence map›Paper›PMID 35798789›Full record

ArticleScientific reports2022

Modeling the impact of indoor relative humidity on the infection risk of five respiratory airborne viruses.

Amar Aganovic, Yang Bi, Guangyu Cao, Jarek Kurnitski, Pawel Wargocki

Abstract read
In one paragraph

Article in Scientific reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 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

5 authors.

Amar AganovicDepartment of Automation and Process Engineering, The Arctic University of Norway-UiT, 9019, Tromsø, Norway. amar.aganovic@uit.no.
Yang BiDepartment of Energy and Process Engineering, Norwegian University of Science and Technology-NTNU, 7491, Trondheim, Norway.
Guangyu CaoDepartment of Energy and Process Engineering, Norwegian University of Science and Technology-NTNU, 7491, Trondheim, Norway.
Jarek KurnitskiREHVA Technology and Research Committee, Tallinn University of Technology, 19086, Tallinn, Estonia.
Pawel WargockiDepartment of Civil Engineering, Technical University of Denmark, 2800, Copenhagen, Kgs, Denmark.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

With a modified version of the Wells-Riley model, we simulated the size distribution and dynamics of five airborne viruses (measles, influenza, SARS-CoV-2, human rhinovirus, and adenovirus) emitted from a speaking person in a typical residential setting over a relative humidity (RH) range of 20-80% and air temperature of 20-25 °C. Besides the size transformation of virus-containing droplets due to evaporation, respiratory absorption, and then removal by gravitational settling, the modified model also considered the removal mechanism by ventilation. The trend and magnitude of RH impact depended on the respiratory virus. For rhinovirus and adenovirus humidifying the indoor air from 20/30 to 50% will be increasing the relative infection risk, however, this relative infection risk increase will be negligible for rhinovirus and weak for adenovirus. Humidification will have a potential benefit in decreasing the infection risk only for influenza when there is a large infection risk decrease for humidifying from 20 to 50%. Regardless of the dry solution composition, humidification will overall increase the infection risk via long-range airborne transmission of SARS-CoV-2. Compared to humidification at a constant ventilation rate, increasing the ventilation rate to moderate levels 0.5 → 2.0 h

Indexed as

Air Pollution, IndoorCOVID-19InfectionsInfluenza, HumanHumansHumiditySARS-CoV-2

Identifiers

PMID35798789
PMCPMC9261129

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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.