References
- Kvien TK. Epidemiology and burden of illness of rheumatoid arthritis. Pharmacoeconomics 2004;22(2 Suppl 1):1-12
- Maetzel A, Li LC, Pencharz J, et al. The economic burden associated with osteoarthritis, rheumatoid arthritis, and hypertension: a comparative study. Ann Rheum Dis 2004;63:395-401
- Theis KA, Murphy L, Hootman JM, et al. Prevalence and correlates of arthritis-attributable work limitation in the US population among persons ages 18–64: 2002 National Health Interview Survey Data. Arthritis Rheum 2007;57:355-63
- Wolfe F, Michaud K, Choi HK, et al. Household income and earnings losses among 6,396 persons with rheumatoid arthritis. J Rheumatol 2005;32:1875-83
- van Jaarsveld CH, Jacobs JW, Schrijvers AJ, et al. Direct cost of rheumatoid arthritis during the first six years: a cost-of-illness study. Br J Rheumatol 1998;37:837-47
- Smolen JS, Aletaha D. Rheumatoid arthritis therapy reappraisal: strategies, opportunities and challenges. Nat Rev Rheumatol 2015;11:267-89
- Smolen JS, Aletaha D, Bijlsma JW, et al. Treating rheumatoid arthritis to target: recommendations of an international task force. Ann Rheum Dis 2010;69:631-7
- Murdaca G, Spanò F, Contatore M, et al. Infection risk associated with anti-TNF-α agents: a review. Expert Opin Drug Saf 2015;14:571-82
- Murdaca G, Colombo BM, Cagnati P, et al. Update upon efficacy and safety of TNF-α inhibitors. Expert Opin Drug Saf 2012;11:1-5
- Singh JA, Saag KG, Bridges SLJE, et al. 2015 American College of Rheumatology Guideline for the treatment of rheumatoid arthritis. Arthritis Rheumatol 2016;68:1-26
- Smolen JS, Landewé R, Breedveld FC, et al. EULAR recommendations for the management of rheumatoid arthritis with synthetic and biological disease-modifying antirheumatic drugs: 2013 update. Ann Rheum Dis 2014;73:492-509
- Felson DT, Smolen JS, Wells G, et al. American College of Rheumatology/European League Against Rheumatism provisional definition of remission in rheumatoid arthritis for clinical trials. Arthritis Rheum 2011;63:573-86
- Smolen JS, Breedveld FC, Schiff MH, et al. A simplified disease activity index for rheumatoid arthritis for use in clinical practice. Rheumatology 2003;42:244-57
- Aletaha D, Nell VP, Stamm T, et al. Acute phase reactants add little to composite disease activity indices for rheumatoid arthritis: validation of a clinical activity score. Arthritis Res Ther 2005;7:R796-806
- Fransen J, van Riel PL. DAS remission cut points. Clin Exp Rheumatol 2006;24(Suppl 43):S-29-32
- Barnabe C, Thanh NX, Ohinmaa A, et al. Healthcare service utilization costs are reduced when rheumatoid arthritis patients achieve sustained remission. Ann Rheum Dis 2013;72:1664-8
- Beresniak A, Gossec L, Goupille P, et al. Direct cost-modeling of rheumatoid arthritis according to disease activity categories in France. J Rheumatol 2011;38:439-45
- Birnbaum HG, Pike C, Banerjee R, et al. Changes in utilization and costs for patients with rheumatoid arthritis, 1997 to 2006. Pharmacoeconomics 2012;30:323-36
- Lajas C, Abasolo L, Bellajdel B, et al. Costs and predictors of costs in rheumatoid arthritis: a prevalence-based study. Arthritis Rheum 2003;49:64-70
- Michaud K, Messer J, Choi HK, et al. Direct medical costs and their predictors in patients with rheumatoid arthritis: a three-year study of 7,527 patients. Arthritis Rheum 2003;48:2750-62
- Simons WR, Rosenblatt LC, Trivedi DN. The economic consequences of rheumatoid arthritis: analysis of Medical Expenditure Panel Survey 2004, 2005, and 2006 data. J Occup Environ Med 2012;54:48-55
- Kremer JM. The CORRONA database. Clin Exp Rheumatol 2005;23:S172-S7
- Kaiser State Health Facts. Available at: http://kff.org/other/state-indicator/expenses-per-inpatient-day-by-ownership/#notes [Last accessed 21 June 2016]
- Moore B, Levit K, Elixhauser A. Costs for Hospital Stays in the United States, 2012. Healthcare Cost and Utilization Project. Available at: http://www.hcup-us.ahrq.gov/reports/statbriefs/sb181-Hospital-Costs-United-States-2012.pdf [Last accessed 21 June 2016]
- American College of Rheumatology Committee on Rheumatology Training and Workforce Issues. Regional distribution of adult rheumatologists. Arthritis Rheum 2013;65:3017-25
- Curtis JR, Chen L, Bharat A, et al. Linkage of a de-identified United States rheumatoid arthritis registry with administrative data to facilitate comparative effectiveness research. Arthritis Care Res (Hoboken) 2014;66:1790-8