Preferred Label : VFQ25-Interviewer Administered Format - Difficulty Going Down Steps at Night;
NCIt related terms : VFQ1-Difficulty Going Down Step at Night; VFQ109;
NCIt definition : Visual Functioning Questionnaire 25-Interviewer Administered Format Version 2000 (VFQ25-Interviewer
Administered Format) Difficulty With Activities: Because of your eyesight, how much
difficulty do you have going down steps, stairs, or curbs in dim light or at night?;
Alternative definition : CDISC: National Eye Institute Visual Functioning Questionnaire - 25 Version 2000 Interviewer-Administered
Format - Difficulty With Activities: Because of your eyesight, how much difficulty
do you have going down steps, stairs, or curbs in dim light or at night?;
Origin ID : C112737;
UMLS CUI : C3827638;
Semantic type(s)
concept_is_in_subset