Randomized Double-Blind Controlled Trial Comparing the Effectiveness of Lumbar Transforaminal Epidural Injections of Particulate and Nonparticulate Corticosteroids for Lumbosacral Radicular Pain.

Objective: To compare equivalent doses of a nonparticulate (dexamethasone) with a particulate (betamethasone) corticosteroid in lumbar transforaminal epidural steroid injections (TFESIs) in terms of pain, function, and complications.

Design: Fifty-six patients presenting with debilitating radicular pain were randomized in a double-blind controlled trial to receive a lumbar transforaminal injection of either dexamethasone 7.5 mg (n = 29) or betamethasone 6.

Development of a French-Canadian version of the Oswestry Disability Index: cross-cultural adaptation and validation.

Study Design: Cross-cultural translation and psychometric testing.

Objective: To translate, culturally adapt, and validate the Oswestry Disability Index (ODI) version 2.0 for the French-Canadian population.

Analgesic efficacy and safety of tramadol/ acetaminophen combination tablets (Ultracet) in treatment of chronic low back pain: a multicenter, outpatient, randomized, double blind, placebo controlled trial.

Objective: To evaluate the analgesic efficacy and safety of tramadol 37.5 mg/acetaminophen 325 mg (tramadol/APAP) combination tablets for treatment of chronic low back pain (LBP).

Methods: This 91 day, multicenter, outpatient, randomized, double blind, placebo controlled study enrolled 338 patients with chronic LBP requiring daily medication for > or = 3 months.