2.3.1 Tr-PEESS v2.0
The validity and reliability of Tr-PEESS v2.0 were tested by Karagol et al6. Tr-PEESS v2.0 contains children and teens reports for 8-18 years and a parent-proxy report for children and teens between 2-18 years. It assesses the frequency (11 items) and severity (9 items) of EoE-related symptoms on a 5-point likert scale. Scores are transformed on a scale from 0 to 100. Higher scores indicate more frequent and severe symptoms.8