Factors influencing image quality in Tibetan children by optical coherence tomography.

ABSTRACT:

Purpose

This study aim to investigate the clinical findings of subjects characteristics and image quality related factors in Tibetan children by optical coherence tomography (OCT) in epidemiological cohort study.

Methods

Participants were 1,856 first-grade students (mean age = 6.82 ± 0.46 years) from seven selected elementary schools in Lhasa. Following comprehensive systemic and ophthalmic examinations, OCT scans were assessed by specialists with manual segmentation as needed.

Results

A total of 1,698 students completed the examination protocol in this study (91.5%). After manual screening, 1,447 (78%) and 1,289 (70%) images could be analyzed in the macular and optic disc regions, respectively. Common image flaws were blinking or fixation error (70%+), poor focusing,

SUBMITTER: Yao Y 

PROVIDER: S-EPMC11782558 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature