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OBJECTIVES Vitamin D has immune-modulating effects and may protect against the development of systemic lupus erythematosus (SLE) and rheumatoid arthritis (RA). METHODS We identified incident cases of SLE and RA among 186 389 women followed from 1980 to 2002 in the Nurses' Health Study and Nurses' Health Study II cohorts. We excluded subjects where SLE or(More)
BACKGROUND Immunogenicity of aTNFs is one of the mechanisms behind treatment failure. OBJECTIVE To assess the effect of anti-drug antibodies (ADA) on drug response to infliximab, adalimumab and etanercept, and the effect of immunosuppression on ADA detection, in patients with Rheumatoid Arthritis, Spondyloarthritis, Psoriasis and Inflammatory Bowel(More)
INTRODUCTION Clinical remission is today the treatment goal for rheumatoid arthritis (RA), which requires fast and assertive therapeutic decisions for a tight control of disease activity. Few objective parameters are available to guide clinical decisions, particularly in switcher patients. We designed a preliminary algorithm introducing immunogenicity(More)
OBJECTIVE Methylxanthines, like caffeine, have been thought to reverse the antiinflammatory effects of methotrexate (MTX) in rheumatoid arthritis (RA). We investigated whether patients with RA taking MTX with a higher dietary caffeine intake have a worse clinical response to MTX than those with a lower intake. METHODS Patients with RA enrolled in a(More)
A recent prospective study showed that higher consumption of red meat and total protein was associated with increased risk for inflammatory polyarthritis. We therefore prospectively examined the relationship between diet (in particular, protein, iron, and corresponding food sources) and incident rheumatoid arthritis (RA) among 82,063 women in the Nurses'(More)
Disease prevention models have shown individuals are more likely to engage in precautionary behavior if they have confidence in their ability to identify disease symptoms and understand health risks. In immigrant populations, communicating the risks poses greater challenges since linguistic and cultural barriers may impede acceptance of the new behavior.(More)
OBJECTIVES To compare the health priorities elected by patients with rheumatic diseases and by their attending rheumatologists. PATIENTS AND METHODS We undertook a cross-sectional study among patients and rheumatologists in Portuguese rheumatology outpatient clinics. 75% of all Portuguese Rheumatology Departments agreed to participate. Rheumatologists(More)
OBJECTIVE To evaluate the risk of gastrointestinal (GI) symptoms and ulcers associated to the use of low-dose aspirin (ASA) among patients with rheumatoid arthritis (RA) and osteoarthritis (OA) treated with cyclooxygenase-2 (COX-2) drugs, to clarify the controversy in the literature. METHODS Using a longitudinal databank, a prospective study using Cox(More)
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