Evidence map›Paper›PMID 41870664›Full record

Trial reportGraefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie2026

Impaired binocular vision with bangerter foil and its influence on fine motor skills: a clinical observational, randomized and cross-sectional study.

Pilar Granados-Delgado, Miriam Casares-López, Francesco Martino, Rosario González Anera, José Juan Castro-Torres

Abstract readObservational StudyRandomized Controlled Trial
In one paragraph

Trial report in Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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.

Pilar Granados-DelgadoDepartment of Optics/Laboratory of Vision Sciences and Applications, Faculty of Sciences, University of Granada, Granada, Spain.ORCID http://orcid.org/0000-0001-5913-7536
Miriam Casares-LópezDepartment of Optics/Laboratory of Vision Sciences and Applications, Faculty of Sciences, University of Granada, Granada, Spain. clmiriam@ugr.es.ORCID http://orcid.org/0000-0003-2767-4913
Francesco MartinoDepartment of Optics/Laboratory of Vision Sciences and Applications, Faculty of Sciences, University of Granada, Granada, Spain.ORCID http://orcid.org/0000-0001-6812-1675
Rosario González AneraDepartment of Optics/Laboratory of Vision Sciences and Applications, Faculty of Sciences, University of Granada, Granada, Spain.ORCID http://orcid.org/0000-0003-3614-2142
José Juan Castro-TorresDepartment of Optics/Laboratory of Vision Sciences and Applications, Faculty of Sciences, University of Granada, Granada, Spain.ORCID http://orcid.org/0000-0003-0461-925X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo analyze the influence of simulated impaired binocular vision on visual performance and fine motor skills (FMS).

methodsA total of 33 young and healthy participants were included. A Bangerter foil 0.8 was employed to induce impaired binocular vision. Visual performance was assessed randomized, under three binocular viewing conditions: binocular baseline, wearing a Bangerter foil on dominant eye, and wearing Bangerter foils on both eyes, by visual functions: visual acuity, contrast sensitivity, disability glare, and stereopsis. Five tests evaluated fine motor skills: Purdue, O´Connor, and Grooved Pegboard; water pouring and threading task. The Overall Visual Performance Score (OVPS) and Overall Fine Motor Skills Score (OFMSS) were calculated.

resultsBinocular visual performance was significantly worse when deterioration was induced simultaneously on both eyes for all visual functions tested (p < 0.05). There were no significant differences in visual acuity and near contrast sensitivity between deteriorated conditions in only one eye and baseline. However, the two visual impairment conditions differed significantly, except for stereoacuity. For FMS, the deterioration factor was also significant (p < 0.05). In terms of OVPS and OFMSS, the greater the induced binocular dysfunction, the worse the visual performance and ability to perform fine motor tasks (rho = 0.334; p < 0.001).

conclusionsThese findings suggest that mild monocular or binocular induced impairments have an impact on the visual functions measured and also have a marked effect on the performance of manual tasks that require fine motor skills. These results may be comparable to those from patients with recent-onset edema or cataracts; nevertheless, a full reproduction of the optical and neural effects of genuine pathology by the simulations is not achieved.

Indexed as

Contrast SensitivityDepth PerceptionMotor SkillsVision, BinocularVisual AcuityAdultCross-Sectional StudiesFemaleHumansMaleYoung AdultBangerter foilsBinocular visionContrast sensitivityDisability glareFine motor skillsStereoacuityVisual acuityVisual impairment

Identifiers

PMID41870664
PMCPMC13341970

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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.