Evidence map›Paper›PMID 39226693›Full record

Trial reportPLoS neglected tropical diseases2024

The impact of modified incision height and surgical procedure on trichiasis surgery outcomes: Results of the maximizing trichiasis surgery success (MTSS) randomized trial.

Emily W Gower, Alemayehu Sisay, Belay Bayissasse, Dawit Seyum, Jerusha Weaver, Beatriz Munoz, Alexander P Keil, Andrea Bankoski, Kristin M Sullivan, Hashiya Kana and 3 more

2 registry-linked trialsAbstract readRandomized Controlled Trial
In one paragraph

Trial report in PLoS neglected tropical diseases, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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.

NCT03100747 nacompletednot on this map

Evaluating the Role of Incision Height in Trichiasis Surgery Outcomes

TypeinterventionalSponsorUniversity of North Carolina, Chapel HillRan2017 to 2022Enrolled4,914ConditionsTrichiasis, SurgeryArmsBilamellar 3 mm, Bilamellar 5 mm, Trabut 3 mm
NCT07322302 narecruitingnot on this mapstarted 2026, after this paper: background citation

Repeat Eyelid Surgery for Trichiasis: Optimizing Results in East Africa (RESTORE): A Randomized Controlled Trial Comparing Two Surgical Techniques for Repeat Trichiasis Surgery Performed by Integrated Eye Care Workers

TypeinterventionalSponsorUniversity of North Carolina, Chapel HillRan2026 to 2029Enrolled1,000ConditionsTrachoma, Eye Diseases, TrichiasisArmsB-RAP, BLTR
3 · Its place in the literature

Who cites it

3 citing papers in PubMed.

  1. Trial
  2. Trial
  3. Trial
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

13 authors.

Emily W GowerDepartment of Epidemiology, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America.ORCID 0000-0003-1016-9910
Alemayehu SisayOrbis International Ethiopia, Addis Ababa, Ethiopia.
Belay BayissasseOrbis International Ethiopia, Addis Ababa, Ethiopia.
Dawit SeyumOrbis International Ethiopia, Addis Ababa, Ethiopia.
Jerusha WeaverDepartment of Epidemiology, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America.
Beatriz MunozDepartment of Ophthalmology, Johns Hopkins School of Medicine, Baltimore, Maryland, United States of America.
Alexander P KeilDepartment of Epidemiology, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America.
Andrea BankoskiDepartment of Epidemiology, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America.
Kristin M SullivanDepartment of Epidemiology, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America.
Hashiya KanaDepartment of Epidemiology, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America.
Fisseha AdmassuDepartment of Ophthalmology, University of Gondar, Gondar, Ethiopia.
Demissie TadesseCBM International, Addis Ababa, Ethiopia.
Shannath L MerbsDepartment of Ophthalmology and Visual Sciences, University of Maryland School of Medicine, Baltimore, Maryland, United States of America.

Funding

Evaluating the Role of Incision Height in Improving Trichiasis Surgery OutcomesUG1EY025992 · NEI · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI GOWER, EMILY W · 2016 to 2021
$4.0M
NEI NIH HHS UG1 EY025992
6 · The paper itself

Abstract

backgroundPoor surgical outcomes remain a problem in trachoma-endemic countries working to reach elimination thresholds. Methods to improve outcomes could positively impact programmatic success.

methodsThis parallel, three-armed clinical trial conducted in Ethiopia randomized individuals with previously unoperated trachomatous trichiasis (TT) to receive surgery utilizing one of three approaches: bilamellar tarsal rotation with a 3 mm incision height (BLTR-3), BLTR with 5 mm incision height (BLTR-5) and posterior lamellar tarsal rotation (PLTR). We followed participants for one year. The primary outcome was post-operative trichiasis (PTT). Secondary outcomes were eyelid contour abnormalities (ECA) and pyogenic granulomata.

findingsWe randomized and operated on 4,914 individuals with previously unoperated TT (6,940 eyes). Primary analyses include 6,815 eyes with follow-up. Overall, 1,149 (16.9%) eyes developed PTT. The risk difference for PTT was minimal comparing BLTR-3 and PLTR (adjusted risk difference [aRD] 1.8% (98.3%CI: -0.5-4.2%)), but significantly higher for BLTR-5 surgeries compared to BLTR-3 (aRD: 6.7% (3.9-9.4%)) and PLTR (aRD: 8.6% (5.9-11.3%)). BLTR-5 had the lowest ECA (6.1% versus 9.6% BLTR-3, 11.2% PLTR) and granuloma rates (5.2% versus 6.5% BLTR-3 and 7.5% PLTR). One eyelid operated with PLTR experienced an eyelid margin division; four BLTR-3 and eight BLTR-5 eyelids experienced excessive bleeding.

interpretationWe do not recommend modifying the BLTR incision height of 3 mm. Overall, we did not find a significant difference in PTT between BLTR-3 and PLTR in terms of PTT or ECA.

trial registrationRegistration number: NCT03100747; ClinicalTrials.gov Full study protocol available at (https://doi.org/10.15139/S3/QHZXWD).

Indexed as

TrachomaTrichiasisAdolescentAdultAgedEthiopiaEyelidsFemaleHumansMaleMiddle AgedPostoperative ComplicationsTreatment OutcomeYoung Adult

Identifiers

PMID39226693
PMCPMC11398687

What OpenQuestion holds

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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.