Evidence map›Paper›PMID 33149973›Full record

ArticleBiomedical optics express2020

Comparison of algorithms to suppress artifacts from the natural lens in fluorescence lifetime imaging ophthalmoscopy (FLIO).

D Schweitzer, J Haueisen, J L Brauer, M Hammer, M Klemm

Open access · goldAbstract read
In one paragraph

Article in Biomedical optics express, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
0.9field-weighted citation impact, top 25% 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.

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

8 citing papers in PubMed, 11 citations in OpenAlex.

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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 at 2 institutions in 1 country.

D SchweitzerDepartment of Ophthalmology, University Hospital Jena, Am Klinikum 1, 07747 Jena, Germany.
J HaueisenInstitute of Biomedical Engineering and Informatics, POB 100565, 98694 Ilmenau, Germany.
J L BrauerDepartment of Ophthalmology, University Hospital Jena, Am Klinikum 1, 07747 Jena, Germany.
M HammerDepartment of Ophthalmology, University Hospital Jena, Am Klinikum 1, 07747 Jena, Germany.ORCID https://orcid.org/0000-0001-9674-8096
M KlemmInstitute of Biomedical Engineering and Informatics, POB 100565, 98694 Ilmenau, Germany.ORCID https://orcid.org/0000-0002-2418-0259
Jena University Hospital · DETechnische Universität Ilmenau · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Fluorescence lifetime imaging ophthalmoscopy (FLIO) has developed as a new diagnostic tool in ophthalmology. FLIO measurements are taken from 30° retinal fields in two spectral channels (short spectral channel (SSC): 498-560 nm, long spectral channel (LSC): 560-720 nm). Because of the layered structure of the eye, the detected signal is an interaction of the fluorescence decay of the anterior part and of the fundus. By comparing FLIO measurements before and after cataract surgery, the impact of the natural lens was proven, despite the application of a confocal laser scanning (cSLO) technique. The goal of this work was to determine the best algorithmic solution to isolate the sole fundus fluorescence lifetime from the measured signal, suppressing artifacts from the natural lens. Three principles based on a tri-exponential model were investigated: a tailfit, a layer-based approach with a temporally shifted component, and the inclusion of a separately measured fluorescence decay of the natural lens. The mean fluorescence lifetime τ

Identifiers

PMID33149973
PMCPMC7587265
OpenAlexW3047756985

What OpenQuestion holds

Textmetadata
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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.