The reliability and validity of the Turkish version of the graded chronic pain scale in patients with chronic low back pain.
Fatih ÖzdenMehmet ÖzkeskinSerkan BakırhanÖzgür Nadiye KaramanHüseyin AydoğmuşPublished in: European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society (2021)
The Turkish version of GCPS-R is a valid and reliable questionnaire in patients with chronic low back pain. Level of Evidence II (Diagnostic: individual cross-sectional studies with consistently applied reference standard and blinding).