**Increased Mortality Rate in Rheumatoid Arthritis Patients with Neurological Symptoms or Signs Secondary to Cervical Spine Subluxations – Reduced Mortality if Postoperative Ankylosis is Achieved**

Albert C. Paus1, Harald Steen1, Petter Mowinckel2, Jo Røislien3 and Jens Teigland1

*1Orthopaedic Department, Oslo University Hospital, Oslo, 2Department of Paediatrics, Division Woman and Child, Oslo University Hospital, Oslo, 3Department of Biostatistics, Institute of Basic Medical Sciences, University of Oslo, Norway* 
