Evidence map›Paper›PMID 33664838›Full record

ReviewBreathe (Sheffield, England)2020

High-flow therapy: physiological effects and clinical applications.

Rebecca F D'Cruz, Nicholas Hart, Georgios Kaltsakas

Registry-linked trialOpen access · diamondAbstract readReview
In one paragraph

Review in Breathe (Sheffield, England), 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07528404 (High-Flow Nasal Cannula for Prevention of Early Postoperative Pulmonary Complications After Major Abdominal Surgery), which is not on this map. Cited by 42 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed, 5 pooled it
5.9field-weighted citation impact, top 3% 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.

NCT07528404 nanot yet recruitingnot on this mapstarted 2026, after this paper: background citation

High-Flow Nasal Cannula for Prevention of Early Postoperative Pulmonary Complications After Major Abdominal Surgery: A Prospective Single-Center Randomized Controlled Trial

TypeinterventionalSponsorUijeongbu St. Mary HospitalRan2026 to 2027Enrolled580ConditionsPostoperative Complications, Atelectasis, Pneumonia, Respiratory InsufficiencyArmsHigh flow nasal cannula (HFNC), Standard oxygen therapy
3 · Its place in the literature

Who cites it

42 citing papers in PubMed, 5 syntheses or guidelines pooled it, 63 citations in OpenAlex.

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  18. High-flow nasal cannula in severe asthma exacerbations: current evidence and clinical perspectives.European respiratory review : an official journal of the European Respiratory Society · 2025
    Review
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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

3 authors at 1 institution in 1 country.

Rebecca F D'CruzLane Fox Clinical Respiratory Physiology Research Centre, Guy's and St Thomas' NHS Foundation Trust, London, UK.ORCID https://orcid.org/0000-0001-5245-9911
Nicholas HartLane Fox Clinical Respiratory Physiology Research Centre, Guy's and St Thomas' NHS Foundation Trust, London, UK.ORCID https://orcid.org/0000-0002-6863-585X
Georgios KaltsakasLane Fox Clinical Respiratory Physiology Research Centre, Guy's and St Thomas' NHS Foundation Trust, London, UK.ORCID https://orcid.org/0000-0002-6852-1553
King's College London · GB

Funding

Department of Health DRF-2018-11-ST2-037
6 · The paper itself

Abstract

Humidified high-flow therapy (HFT) is a noninvasive respiratory therapy, typically delivered through a nasal cannula interface, which delivers a stable fraction of inspired oxygen ( EDUCATIONAL

aimsProvide a practical guide to HFT setup and delivery.Outline the physiological effects of HFT on the respiratory system.Describe clinical applications of HFT in adult respiratory and critical care medicine and evaluate the supporting evidence.Discuss application of HFT in COVID-19 and aerosolisation of respiratory droplets.

Identifiers

PMID33664838
PMCPMC7910031
OpenAlexW3121513355

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.