Research or Clinical Assessment Tool quality of life in epilepsy inventory - 31 true The QOLIE-31 is a 31- item self-administered questionnaire for adults (18 years or older) with epilepsy. Modified definition QUOLIE-31 https://www.epilepsy.com/sites/core/files/atoms/files/QOLIE-31%20for%20web-USA.pdf https://www.ncbi.nlm.nih.gov/pubmed/10924866