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A Method to Quantify Visual Information Processing in Children Using Eye Tracking
Published on: July 9, 2016
Validation of the Pediatric Eye Questionnaire in Children with Visual Impairment
David A Leske1, Sarah R Hatt1, Yolanda S Castañeda2
1Department of Ophthalmology, Mayo Clinic, Rochester, Minnesota, USA.
Insights
The Pediatric Eye Questionnaire (PedEyeQ) effectively validated its use in visually impaired children, showing lower scores across key domains compared to normal-vision peers. This confirms PedEyeQ
Area of Science:
- Ophthalmology and Vision Science
- Pediatric Health
- Psychometrics and Health Outcomes Measurement
Background:
- Assessing the quality of life and functional vision in children with visual impairments is crucial for targeted interventions.
- Existing tools may not adequately capture the unique experiences of visually impaired children and their families.
- The Pediatric Eye Questionnaire (PedEyeQ) was developed to address this need.
Purpose of the Study:
- To perform an initial validation of the newly developed Pediatric Eye Questionnaire (PedEyeQ).
- To evaluate the PedEyeQ's performance in both visually impaired and visually normal pediatric populations.
- To establish the known-group validity of the PedEyeQ.
Main Methods:
- A cross-sectional questionnaire validation study involving 48 visually impaired children and 59 visually normal controls aged 5 to 17 years.
- Children completed age-specific Child PedEyeQ versions (5-11 and 12-17 years).
- Parents completed Proxy PedEyeQ (0-4, 5-11, 12-17 years) and Parent PedEyeQ versions. Rasch analysis was used to calculate domain scores, which were compared between groups.
Main Results:
- Visually impaired children scored significantly lower (indicating worse outcomes) than controls across most Child PedEyeQ domains (P < .007).
- Proxy and Parent PedEyeQ scores were also significantly lower for visually impaired children and their parents across all domains (P < .001).
- The social domain in 5-11-year-olds was an exception, showing no significant difference between groups (P = .13).
Conclusions:
- The PedEyeQ demonstrated known-group validity, accurately differentiating between visually impaired and visually normal children.
- Lower scores in visually impaired children and their parents highlight the impact of visual impairment on functional vision and quality of life.
- The findings support the PedEyeQ as a valuable tool for assessing eye-related quality of life in pediatric populations.
Purpose:
To evaluate the recently developed Pediatric Eye Questionnaire (PedEyeQ) in visually impaired and visually normal children, as an initial validation of the PedEyeQ.
Design:
Questionnaire validation study.
Methods:
A total of 48 children with visual impairment (retinal, cortical, and corneal conditions) and 59 visually normal controls were enrolled at 2 centers. Five- to 17-year-old children completed the Child PedEyeQ (5-11- and 12-17-year-old versions), and parents completed the Proxy PedEyeQ (0-4-, 5-11-, and 12-17-year-old versions) and the Parent PedEyeQ. Rasch scores were calculated by age group for each distinct domain within each age-specific PedEyeQ (converted to 0-100 for interpretation). Domains for the Child PedEyeQ are functional vision, bothered by eyes/vision, social, and frustration/worry. Proxy PedEyeQ domains are functional vision, bothered by eyes/vision, social, frustration/worry, and eye care. Parent PedEyeQ domains are impact on parent and family, worry about child's eye condition, worry about child's self-perception/interactions, and worry about child's functional vision. For each domain, median PedEyeQ scores were compared between visually impaired and visually normal cohorts.
Results:
Child 5-11 and 12-17 PedEyeQ scores were significantly lower (worse) for visually impaired children than for controls for each domain (P < .007), except for the social domain in 5-11-year-old children (P = .13). In addition, Proxy 0-4-, 5-11-, and 12-17-year-old PedEyeQ scores, and Parent PedEyeQ scores, were lower for visually impaired children across all domains (P < .001).
Conclusions:
Visually impaired children and their parents had significantly lower (worse) PedEyeQ scores than visually normal controls, across functional vision and eye-related quality of life domains, demonstrating known-group validity of the PedEyeQ in children with visual impairment.
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