Evidence map›Paper›PMID 33446119›Full record

ArticleBMC geriatrics2021

Association of reduced retinal arteriolar tortuosity with depression in older participants from the Northern Ireland Cohort for the Longitudinal Study of Ageing.

R A O'Neill, A P Maxwell, F Kee, I Young, R E Hogg, S Cruise, B McGuinness, G J McKay

Open access · goldAbstract read
In one paragraph

Article in BMC geriatrics, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
1.1field-weighted citation impact, top 24% 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

6 citing papers in PubMed, 10 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

8 authors at 1 institution in 1 country.

R A O'NeillCentre for Public Health, Queens University Belfast, Belfast, Northern Ireland.
A P MaxwellCentre for Public Health, Queens University Belfast, Belfast, Northern Ireland.
F KeeCentre for Public Health, Queens University Belfast, Belfast, Northern Ireland.
I YoungCentre for Public Health, Queens University Belfast, Belfast, Northern Ireland.
R E HoggCentre for Public Health, Queens University Belfast, Belfast, Northern Ireland.
S CruiseCentre for Public Health, Queens University Belfast, Belfast, Northern Ireland.
B McGuinnessCentre for Public Health, Queens University Belfast, Belfast, Northern Ireland.
G J McKayCentre for Public Health, Queens University Belfast, Belfast, Northern Ireland. g.j.mckay@qub.ac.uk.
Queens University · BD

Funding

Medical Research Council MR/K003364/1Wellcome Trust
6 · The paper itself

Abstract

introductionThe retina shares similar anatomical and physiological features with the brain and subtle variations in retinal microvascular parameters (RMPs) may reflect similar vascular variation in the brain. The aim of this study was to assess associations between RMPs and measures of depression in the Northern Ireland Cohort for the Longitudinal Study of Ageing.

methodsRMPs (arteriolar and venular caliber, fractal dimension and tortuosity) were measured from optic disc centred fundus images using semi-automated software. Depression was characterised by the Centre for Epidemiologic Studies Depression Scale (CES-D) in the absence of mild cognitive impairment or use of anti-depressive medications. Associations between depression and RMPs were assessed by regression analyses with adjustment for potential confounders.

resultsData were available for 1376 participants of which 113 (8.2%) and 1263 (91.8%) were classified with and without depression. Participants had a mean age of 62.0 ± 8.4 yrs., 52% were female, and 8% were smokers. Individuals with depression had a higher CES-D score than those without (22.0 ± 6.2 versus 4.4 ± 3.9). Lower values of arteriolar tortuosity were significantly associated with depression, before and after adjustment for potential confounders (odds ratio = 0.79; 95% confidence intervals: 0.65, 0.96; P = 0.02).

conclusionDecreased retinal arteriolar tortuosity, a measure of the complexity of the retinal microvasculature was associated with depression in older adults independent of potential confounding factors. Retinal measures may offer opportunistic assessment of microvascular health associated with outcomes of depression.

Indexed as

DepressionRetinal VesselsAgedAgingFemaleHumansLongitudinal StudiesMaleNorthern IrelandRetinaRisk FactorsCentre for epidemiological studies- depressionCES-DDepression scoreNICOLARetinal microvascular parameters

Identifiers

PMID33446119
PMCPMC7809811
OpenAlexW3122458792

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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.