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JAMA Ophthalmology

Subject:
Ophthalmology
Publisher:
American Medical Association
American Medical Association
ISSN:
2168-6165
Scimago Journal Rank:
203
journal article
LitStream Collection
Association Between Vessel Density and Visual Acuity in Patients With Diabetic Retinopathy and Poorly Controlled Type 1 Diabetes

Dupas, Bénédicte; Minvielle, Wilfried; Bonnin, Sophie; Couturier, Aude; Erginay, Ali; Massin, Pascale; Gaudric, Alain; Tadayoni, Ramin

2018 JAMA Ophthalmology

doi: 10.1001/jamaophthalmol.2018.1319pmid: 29800967

Key PointsQuestionWhat is the association between macular vessel density as measured by optical coherence tomography angiography and visual acuity in patients with diabetic retinopathy and poorly controlled type 1 diabetes? FindingsIn a cohort study of 22 eyes of 22 patients with type 1 diabetes and diabetic retinopathy without macular edema, 41% had decreased vision. Vessel density was lower in eyes with diabetic retinopathy and decreased vision than in eyes with diabetic retinopathy and normal vision; loss of vessel density was greater in the deep capillary complex, particularly the deep capillary plexus, than in the superficial vascular plexus. MeaningThese findings suggest that decreased vision in patients with diabetic retinopathy may be associated with the degree of capillary loss in the deep capillary complex.
journal article
LitStream Collection
Effect of a Local Vision Care Center on Eyeglasses Use and School Performance in Rural China

Ma, Yue; Congdon, Nathan; Shi, Yaojiang; Hogg, Ruth; Medina, Alexis; Boswell, Matthew; Rozelle, Scott; Iyer, Mony

2018 JAMA Ophthalmology

doi: 10.1001/jamaophthalmol.2018.1329pmid: 29801081

Key PointsQuestionCan a county-based vision center increase eyeglasses use and improve school performance among primary schoolchildren in rural China? FindingsThis cluster randomized clinical trial of 31 schools and 2613 participants showed that children who received eyeglasses earlier in the school year performed significantly better on an end-of-year mathematics test than children who received eyeglasses later in the year, equivalent to half a semester. Provision of free eyeglasses also improved children's use of spectacles. MeaningA county-based vision center is an effective way to address vision care problems and improve school performance in rural China.
journal article
LitStream Collection
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