Daniel C. Norvell

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STUDY DESIGN Systematic review. OBJECTIVE To identify, describe, and evaluate common outcome measures in patients with chronic low back pain (CLBP). SUMMARY OF BACKGROUND DATA The treatment of CLBP has been associated with multiple clinical challenges. Further complicating this is the myriad of outcome scores used to assess treatment of CLBP. These(More)
STUDY DESIGN Systematic review and meta-analysis. OBJECTIVE To determine the kinematics of the adjacent segments and global cervical spine after cervical arthroplasty compared with anterior cervical discectomy and fusion (ACDF). SUMMARY OF BACKGROUND DATA Adjacent segment pathology after ACDF is a significant concern. Arthroplasty may decrease the risk(More)
STUDY DESIGN Systematic review. OBJECTIVE To determine the correlation of patient-reported pain with physical function and health-related quality of life (HRQoL) after spine surgery and to determine the responsiveness of pain, physical function, and HRQoL after spine surgery. SUMMARY OF BACKGROUND DATA Several validated outcome instruments are available(More)
OBJECTIVES The objective of this study was to evaluate the prevalence, types, perceived effects, and factors that influence the use of complementary and alternative medicine (CAM) by military children. DESIGN A parent survey was administered in two military general pediatric clinics from June to September 2009. Parents completed surveys about their(More)
STUDY DESIGN Systematic review of the literature with subgroup analysis for heterogeneous treatment effects. OBJECTIVE The objectives of this systematic review were to summarize prior Cochrane reports regarding the safety and effectiveness of opioids, nonsteroidal anti-inflammatory drugs (NSAIDs), and antidepressants for treatment of chronic low back pain(More)
STUDY DESIGN Systematic review. OBJECTIVE The objectives of this systematic review were to identify the character and rates of complications in patients after the use of BMP in spine fusion surgery and to determine whether there is a dose-response relationship of BMP with complications. SUMMARY OF BACKGROUND DATA BMP is used on-label for ALIF with(More)
STUDY DESIGN Systematic review. OBJECTIVE To report the incidence and causes of wrong site surgery and determine what preoperative measures are effective in preventing wrong site surgery. SUMMARY OF BACKGROUND DATA From 1995 to 2005, the Joint Commission (JC) sentinel event statistics database ranked wrong site surgery as the second most frequently(More)
STUDY DESIGN  Systematic review. OBJECTIVES  (1) Does brace treatment compared with observation of curves lead to lower rates of surgery and failure for patients with idiopathic scoliosis? (2) Does brace treatment compared with observation of curves lead to better quality of life outcomes for patients with idiopathic scoliosis? (3) Does brace treatment(More)
STUDY DESIGN Systematic analysis. OBJECTIVE To determine the morbidity and mortality of surgical treatment of odontoid fractures in the elderly. SUMMARY OF BACKGROUND DATA The prevalence of trauma in the elderly is increasing. There exists no consensus regarding the role of surgical treatment for odontoid fractures in the elderly and there exists(More)
STUDY DESIGN Systematic review. OBJECTIVE The objectives of this systematic review were to determine the patient and perioperative risk factors that contribute to infections after spine surgery and to examine the level of evidence to support the use of therapeutic interventions to reduce infection rates. SUMMARY OF BACKGROUND DATA Infection continues to(More)