Open AccessStudy Design Characteristics and Endpoints for Enriched Enrollment Randomized Withdrawal Trials for Chronic Pain Patients: A Systematic Review
Author(s) -
David J Kopsky,
Szadek KM,
Patrick Schober,
Vrancken AFJE,
Monique Steegers
Publication year - 2022
Publication title -
journal of pain research
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.888
H-Index - 49
ISSN - 1178-7090
DOI - 10.2147/jpr.s334840
Subject(s) - medicine , clinical endpoint , placebo , clinical trial , randomized controlled trial , chronic pain , physical therapy , visual analogue scale , surrogate endpoint , alternative medicine , pathology