Evidence map›Paper›PMID 40242492›Full record

ArticleClinical ophthalmology (Auckland, N.Z.)2025

Glaucoma Home Monitoring Using Online Circular Contrast Perimetry Over 6 Months: Performance and Patient Attitudes in the Developing World Setting.

Tung Thanh Hoang, Tung Quoc Mai, Dung Thi Pham, Xuan Thi Nguyen, Duc-Anh Nguyen, Diu Thi Vu, Hien Thi Hoang, Simon Edward Skalicky

Abstract read
In one paragraph

Article in Clinical ophthalmology (Auckland, N.Z.), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Article
  2. 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

8 authors.

Tung Thanh Hoang *Ophthalmology Department, Hanoi Medical University, Hanoi, Vietnam.ORCID 0000-0002-8098-5879
Tung Quoc Mai *Ophthalmology Department, Hanoi Medical University, Hanoi, Vietnam.ORCID 0000-0002-1201-1829
Dung Thi PhamOphthalmology Department, Hanoi Medical University, Hanoi, Vietnam.ORCID 0009-0008-3001-6296
Xuan Thi NguyenOphthalmology Department, Hanoi Medical University, Hanoi, Vietnam.ORCID 0009-0005-0266-4884
Duc-Anh NguyenOphthalmology Department, Hanoi Medical University, Hanoi, Vietnam.ORCID 0009-0002-2999-1920
Diu Thi VuOphthalmology Department, Hanoi Medical University, Hanoi, Vietnam.ORCID 0009-0002-8434-2202
Hien Thi HoangOphthalmology Department, Hanoi Medical University, Hanoi, Vietnam.ORCID 0009-0001-7337-1078
Simon Edward SkalickyDepartment of Surgery, The University of Melbourne, Melbourne, VIC, Australia.ORCID 0000-0001-8022-8002

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Purpose: Online circular contrast perimetry (OCCP) provides perimetry on any computer or tablet without additional hardware. This study assessed the longitudinal performance and user feedback of home OCCP in an Asian population. Methods: Twenty glaucoma and fifteen healthy participants underwent a comprehensive ocular examination and visual field tests in clinic, using OCCP and standard automated perimetry. Within a week, participants were asked to repeat OCCP at home. OCCP was then repeated after 3 months and 6 months at home, followed by a user-experience survey. Results: No significant difference between clinic and home OCCP for test duration, false negative (FN) and fixation loss (FL) rates was found. False positive (FP) rate of home OCCP was slightly higher than that of clinic OCCP (p = 0.04). Bland-Altman plots indicated a small difference between Mean Deviation (MD) (1.26 dB, p = 0.0087) and good agreements between Pattern Standard Deviation (PSD) and Visual Index (VI) of clinic OCCP and home OCCP with insignificant difference of PSD and VI (p > 0.05). Intraclass correlation coefficient (ICC) analysis demonstrated good correlation of MD & VI and poor correlation of PSD between clinic OCCP and home OCCP. Over 6 months, home OCCP indicated moderate to excellent correlation of indices. Participants reported a positive attitude toward home OCCP; however, a high dropout rate was noted for the 3- and 6-month at-home testing. Conclusion: Comparable results were observed between clinic and home OCCP at baseline. Acceptable consistency of home OCCP findings over 6 months was recognized. Patients may require additional support to achieve desired adherence to at-home monitoring protocols.

Indexed as

glaucoma home-monitoringonline circular contrast perimetry

Identifiers

PMID40242492
PMCPMC12002071

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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.