Relationship between Preferred Sleeping Position and Asymmetric Visual-field Loss in Open-angle Glaucoma Patients – Accepted Manuscript

Abstract: Purpose: To investigate the relationship between preferred sleeping position and asymmetric visual-field (VF) loss in open-angle glaucoma (OAG) patients.Design: Retrospective, cross-sectional study.Methods: Six hundred and ninety-two (692) patients with bilateral normal-tension glaucoma (NTG) or high-tension glaucoma were consecutively enrolled. A questionnaire to determine the preferred sleeping position was administered to each patient. Asymmetric VF loss was defined as a difference in mean deviation between the two eyes of at least 2 dB. According to these values, the better eye and worse eye were defined. Among the patients with asymmetric VF loss, the numbers preferring the worse-eye-dependent lateral decubitus position (Read more...)

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