American Journal of Physical Medicine & Rehabilitation Articles Ahead of Print DOI: 10.1097/PHM.0000000000000869 Lumbar Transforaminal Epidural Steroid Injection in Patients with Chronic Unilateral Radicular Pain Tomoyuki Kawada Department of Hygiene and Public Health, Nippon Medical School Corresponding author: Tomoyuki Kawada, M.D. Address: Department of Hygiene and Public Health, Nippon Medical School, 1-1-5 Sendagi, Bunkyo-Ku, Tokyo 113-8602, Japan Tel: 81-3-3822-2131, Fax: 81-3-5685-3065, e-mail: firstname.lastname@example.org Disclosure statement: The author has indicated no financial support. Conflicts of interest: There is no conflict of interest in this study. KEY WORDS: Lumbar Transforaminal Epidural Steroid Injection; Chronic Unilateral Radicular Pain; Risk Assessment Copyright © 2017 Wolters Kluwer Health, Inc. Unauthorized reproduction of this article is prohibited. ACCEPTED To the Editor: I read with interest the recent paper written by Dr Ekedahl et al. entitled "The 1-Year Results of Lumbar Transforaminal Epidural Steroid Injection in Patients with Chronic Unilateral Radicular Pain: The Relation to MRI Findings and Clinical Features". The authors have evaluated predictors of the treatment effect in patients with chronic radicular pain by considering intervals after the treatment. I wish to share a concern regarding their study with special reference to statistical procedure. 1) By chi-square analysis, which was recognized as univariate logistic
American Journal of Physical Medicine & Rehabilitation – Wolters Kluwer Health
Published: Aug 1, 2018
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