Publications by authors named "Lena Ringstad Olsen"
Purpose: To review and describe the development, methods and cohort of the lumbosacral part of the Norwegian registry for spine surgery (NORspine).
Methods: NORspine was established in 2007. It is government funded, covers all providers and captures consecutive cases undergoing operations for degenerative disorders.
Objectives: The Northern Norway Regional Health Authority trust aims to offer a high quality specialist health care to all inhabitants. The objective of this study was to document the consumption of medical imaging [conventional radiography (CR), computerised tomography (CT), magnetic resonance (MR), ultrasound (US)].
Methods: The eight municipalities in northern Norway included in the administration area of the Sami language law (Sami group - 132,490 persons/year in the period 2003-2009, mean/year 19,363 inhabitants) were matched with a control group of 11 municipalities (non-Sami group - 135,539 persons/year, mean/year 18,927 inhabitants).