Canadian journal of ophthalmology. Journal canadien d'ophtalmologie · 2021
Baseline vision results from the Baltimore Reading and Eye Disease Study.
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Collins Megan E, Guo Xinxing, Mudie Lucy I, Slavin Robert E, Madden Nancy, Chang Dolly, Owoeye Josephine, Repka Michael X, Friedman David S
Аннотация
OBJECTIVE: We describe the Baltimore Reading and Eye Disease Study, report baseline ocular findings, and explore the feasibility of eye examinations in the school setting.
DESIGN: Prospective, school-based cohort study.
PARTICIPANTS: Students in second and third grades.
METHODS: Baseline eye examinations, including near and distance presenting visual acuity (VA), stereopsis, ocular alignment, dilated retinal examination, and cycloplegic refraction, were performed in 12 Baltimore public schools during the 2014-15 school year.
MAIN OUTCOME MEASURES: Presenting VA, prevalence of refractive error, and other ocular findings.
RESULTS: Among the 1054 eligible students, 321 participated. There were 271 (84.4%) African American and 186 (57.9%) female students; mean age was 7.9 ± 0.8 years. Cycloplegia was achieved in 308. The mean presenting distance and near VA was 0.1 ± 0.2 logMAR (range -0.1 to 1.5) and 0.1 ± 0.2 logMAR (range 0.0-1.6) in the better-seeing eye, respectively. The most common ocular findings were +1.00 diopter (D) or greater hyperopia (34.7%), -0.50 D or greater myopia (29.5%), 1.00 D or greater astigmatism (23.4%), and convergence insufficiency (7.2%). Thirty-seven (11.5%) children needed referral to an eye care provider; 10% of students required glasses full-time.
CONCLUSIONS: Whereas the majority of second and third grade students in this study have good VA and minimal refractive error, 1 in 9 have an ocular finding necessitating further evaluation. It was feasible to conduct cycloplegic eye examinations in the school setting.
DESIGN: Prospective, school-based cohort study.
PARTICIPANTS: Students in second and third grades.
METHODS: Baseline eye examinations, including near and distance presenting visual acuity (VA), stereopsis, ocular alignment, dilated retinal examination, and cycloplegic refraction, were performed in 12 Baltimore public schools during the 2014-15 school year.
MAIN OUTCOME MEASURES: Presenting VA, prevalence of refractive error, and other ocular findings.
RESULTS: Among the 1054 eligible students, 321 participated. There were 271 (84.4%) African American and 186 (57.9%) female students; mean age was 7.9 ± 0.8 years. Cycloplegia was achieved in 308. The mean presenting distance and near VA was 0.1 ± 0.2 logMAR (range -0.1 to 1.5) and 0.1 ± 0.2 logMAR (range 0.0-1.6) in the better-seeing eye, respectively. The most common ocular findings were +1.00 diopter (D) or greater hyperopia (34.7%), -0.50 D or greater myopia (29.5%), 1.00 D or greater astigmatism (23.4%), and convergence insufficiency (7.2%). Thirty-seven (11.5%) children needed referral to an eye care provider; 10% of students required glasses full-time.
CONCLUSIONS: Whereas the majority of second and third grade students in this study have good VA and minimal refractive error, 1 in 9 have an ocular finding necessitating further evaluation. It was feasible to conduct cycloplegic eye examinations in the school setting.