1)厚生労働省:平成29年度国民医療費の概況,2019 https://www.mhlw.go.jp/toukei/saikin/hw/k-iryohi/17/dl/data.pdf(2020年8月閲覧)
2)Tanaka E, et al:Medical care costs of patients with rheumatoid arthritis during the prebiologics period in Japan;A large prospective observational cohort study. Mod Rheumatol 20:46-53, 2010
3)Tanaka E, et al:Analysis of direct medical and nonmedical costs for care of rheumatoid arthritis patients using the large cohort database, IORRA. Mod Rheumatol 23:742-751, 2013
4)Shiroiwa T, et al:International survey on willingness-to-pay(WTP)for one additional QALY gained;What is the threshold of cost effectiveness? Health Econ 19:422-437, 2010
5)van der Velde G, et al:Cost-effectiveness of biologic response modifiers compared to disease-modifying antirheumatic drugs for rheumatoid arthritis;A systematic review. Arthritis Care Res 63:65-78, 2011
6)Schoels M, et al:Economic aspects of treatment options in rheumatoid arthritis;A systematic literature review informing the EULAR recommendations for the management of rheumatoid arthritis. Ann Rheum Dis 69:995-1003, 2010
7)Tanaka E, et al:Pharmacoeconomic analysis of biological disease modifying antirheumatic drugs in patients with rheumatoid arthritis based on real-world data from the IORRA observational cohort study in Japan. Mod Rheumatol 27:227-236, 2017
8)Rat AC, Boissier MC:Rheumatoid arthritis;Direct and indirect costs. Joint Bone Spine 71:518-524, 2004
9)Eberhardt K, et al:Work disability in rheumatoid arthritis;Development over 15 years and evaluation of predictive factors over time. J Rheumatol 34:481-487, 2007
10)Filipovic I, et al:Quantifying the economic burden of productivity loss in rheumatoid arthritis. Rheumatology(Oxford)50:1083-1090, 2011
11)Batko B, et al:Indirect costs of rheumatoid arthritis depending on type of treatment;A systematic literature review. Int J Environ Res Public Health 16:2966, 2019
12)Takeuchi T, et al:Impact of adalimumab on work productivity and activity impairment in Japanese patients with rheumatoid arthritis;Large-scale, prospective, single-cohort ANOUVEAU study. Adv Ther 34:686-702, 2017
13)Tanaka Y, et al:Effect of subcutaneous tocilizumab treatment on work/housework status in biologic-naïve rheumatoid arthritis patients using inverse probability of treatment weighting;FIRST ACT-SC study. Arthritis Res Ther 20:151, 2018