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Visual training and emotional state of people with retinitis pigmentosa. Helena Chacón-López, PhD; Francisco J. Pelayo, PhD; María López-Justicia, PhD; Christian A. Morillas, PhD; Raquel Ureña, MSc; Antonio Chacón-Medina, PhD; Begoña Pino, PhD. Aim
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Visual training and emotional state of people with retinitis pigmentosa Helena Chacón-López, PhD; Francisco J. Pelayo, PhD; María López-Justicia, PhD; Christian A. Morillas, PhD; Raquel Ureña, MSc; Antonio Chacón-Medina, PhD; Begoña Pino, PhD
Aim • Use visual training program to improve visual functioning of people with restricted contrast sensitivity (CS), such as in retinitis pigmentosa (RP). • Relevance • Autonomy in personal and social performance is assessed by efficiency of performing daily tasks. • People with low vision can have serious difficulties that adversely affect their social and personal welfare.
Method • 26 volunteers with RP: • 15 in experimental group (received training program). • 11 in control group (no training). • Participants evaluated before training, on completion, and 3 mo after completion for: • CS (Pelli-Robson Contrast Sensitivity [P&R] test), • Visual functioning (Visual Function Questionnaire [VFQ]) • Emotional state (Beck Depression Inventory [BDI]). • Training program • Software generates luminous stimuli of varying duration and intensity and registers stimuli perceived by subject.
Results • Experimental group showed significant differences posttraining in depression, VFQ, and P&R in right and left eyes but not in binocular.
Conclusion • Experimental group made significant progress in all variables and these effects remained after 3 mo. • Suggests that program could be helpful addition to RP rehabilitation and help mitigate damage.