Subsequent risk of hospitalization for neuropsychiatric disorders in patients with rheumatic diseases : a nationwide study from Sweden
OBJECTIVE: To analyze the association between rheumatoid arthritis, systemic lupus erythematosus, and ankylosing spondylitis and hospitalization for psychiatric disorders, as well as the association between hospitalization for dementia or delirium and systemic lupus erythematosus, by using a novel, large-scale approach.DESIGN: Cohort study with follow-up between 1973 and 2004.PARTICIPANTS: The ent