The effects of self-video feedback on the eyedrop instillation techniques of glaucoma patients: a prospective randomized controlled trial.

Background: To evaluate the effectiveness of instillation technique education using self-video feedback in glaucoma patients.

Methods: Sixty-two patients who self-instilled glaucoma eyedrops were randomly assigned to the self-video feedback and control groups according to the block randomization. Each group of the patient was asked to instill eyedrops, and videos were recorded.