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研究活動、研究業績等

UMIN Center -Publications in English-
Masafumi Okada

Publications in Journals
  1. Okuhara T., Ishikawa H., Goto E., Okada M., Kato M., Kiuchi T. Processing fluency effect of a leaflet for breast and cervical cancer screening: a randomized controlled study in Japan. Psychology, Health & Medicine. 2018. In Press.
  2. Okuhara T., Ishikawa H., Okada M., Kato M., Kiuchi T. A qualitative analysis of the beliefs of Japanese anti-influenza vaccination website authors. Heliyon. 2018;4:e00609.
  3. Okuhara T., Ishikawa H., Okada M., Kato M., Kiuchi T. Persuasiveness of Statistics and Patients’ and Mothers’ Narratives in Human Papillomavirus Vaccine Recommendation Messages: A Randomized Controlled Study in Japan. Frontiers in Public Health. 2018. In Press.
  4. Okuhara T., Ishikawa H., Okada M., Kato M., Kiuchi T. How to attract interest in health materials: lessons from psychological studies. Health. 2018. In Press.
  5. Ishikawa H.,Yamaguchi I., Nutbeam D., Kato M., Okuhara T., Okada M., Kiuchi T. Improving health literacy in a Japanese community population: A pilot study to develop an educational program. Health Expectations (in press)
  6. Okuhara T., Ishikawa H., Okada M., Kato M., Kiuchi T. Japanese anti- versus pro-influenza vaccination websites: a text mining analysis. Health Promotion International. 2018. In Press.
  7. Kato, M., Ono, N., Ishikawa, H., Okuhara, T., Okada, M., & Kiuchi, T. Lessons learned from previous environmental health crises: Narratives of patients with Minamata disease in TV documentaries as the main media outlet. Cogent Arts & Humanities, 5(1), 1447780.
  8. Okuhara T., Ishikawa H., Okada M., Kato M., Kiuchi T. Beliefs underlying messages of anti-cancer-screening websites in Japan: a qualitative analysis. Asian Pacific Journal of Cancer Prevention. (in press)
  9. Goto E., Ishikawa H., Okada M., Kato M., Kiuchi T. Factors associated with adherence to recommendations to visit a physician after annual health checkups among Japanese employees: a cross-sectional observational study. Industrial Health. (in press)
  10. Okuhara T., Ishikawa H., Okada M., Kato M., Kiuchi T. Contents of Japanese pro- and anti-HPV vaccination websites: A text mining analysis. Patient Education and Counseling. 2017. In Press.
  11. Okuhara T., Ishikawa H., Okada M., Kato M., Kiuchi T. Readability comparison of pro- and anti-HPV-vaccination online messages in Japan. Patient Education and Counseling. 2017; 10(10): 1859-1866.
  12. Okuhara T., Ishikawa H., Okada M., Kato M., Kiuchi T. Designing persuasive health materials using processing fluency: a literature review. BMC Research Notes. 2017; 10:198.
  13. Okuhara T., Ishikawa H., Okada M., Kato M., Kiuchi T. Assertions of Japanese Websites for and Against Cancer Screening: a Text Mining Analysis. Asian Pacific Journal of Cancer Prevention. 2017; 18(4): 1069-1075.
  14. Kato M., Ishikawa H., Okuhara T., Okada M., Kiuchi T. Mapping research on health topics presented in prime-time TV dramas in ‘developed’ countries: A literature review. Cogent Social Science. 2017; 3(1): 1318477.
  15. Okuhara T., Ishikawa H., Okada M., Kato M., Kiuchi T.. A readability comparison of anti- versus pro-influenza vaccination online messages in Japan. Preventive Medicine Reports. 2017; 6: 47-52.
  16. Okuhara T., Ishikawa H., Okada M., Kato M., Kiuchi T. Readability comparison of pro- and anti-cancer screening online messages in Japan. Asian Pacific Journal of Cancer Prevention. 2017; 17(12): 6137-6142.
  17. Hosokawa C., Ishikawa H., Okada M., Kato M., Okuhara T., Kiuchi T. The relationship of gender role orientation with health literacy and self-efficacy for healthy eating among Japanese workers in early adulthood. Frontiers in Nutrition. 2016; 3: 17.
  18. Maruo T, Seo Y, Yamada S, Arita T, Ishizu T, Shiga T, Dohi K, Toide H, Furugen A, Inoue K, Daimon M, Kawai H, Tsuruta H, Nishigami K, Yuda S, Ozawa T, Izumi C, Fumikura Y, Wada Y, Doi M, Okada M, Takenaka K, Aonuma K. The Speckle Tracking Imaging for the Assessment of Cardiac Resynchronization Therapy (START) study. Circ J 2015;79(3):613-622.
  19. Yoshimatsu S, Hossain MI, Islam MM, Chisti MJ, Okada M, Kamoda T, Fukushima T, Wagatsuma Y, Sumazaki R, Ahmed T. Hypophosphatemia among severely malnourished children with sepsis in Bangladesh. Pediatr Int 2013 Feb;55(1):79-84.
  20. Doi M, Rekha RS, Ahmed S, Okada M, Roy AK, El Arifeen S, Ekstrom EC, Raqib R, Wagatsuma Y. Association between calcium in cord blood and newborn size in Bangladesh. Br J Nutr 2011 Nov;106(9):1398-1407.
  21. Nakata Y, Okada M, Hashimoto K, Harada Y, Sone H, Tanaka K. Comparison of education-only versus group-based intervention in promoting weight loss: a randomised controlled trial. Obes Facts 2011;4(3):222-228.
  22. Nakazato Y, Minami Y, Kobayashi H, Satomi K, Anami Y, Tsuta K, Tanaka R, Okada M, Goya T, Noguchi M. Nuclear grading of primary pulmonary adenocarcinomas: correlation between nuclear size and prognosis. Cancer 2010 Apr 15;116(8):2011-2019.
  23. Tajima R, Kondo M, Kai H, Saito C, Okada M, Takahashi H, Doi M, Tsuruoka S, Yamagata K. Measurement of health-related quality of life in patients with chronic kidney disease in Japan with EuroQol (EQ-5D). Clin Exp Nephrol 2010 Aug;14(4):340-348.
  24. Imoto Y, Enomoto H, Fujieda S, Okamoto M, Sakashita M, Susuki D, Okada M, Hirota T, Tamari M, Ebe K, Arinami T, Noguchi E. S2554X mutation in the filaggrin gene is associated with allergen sensitization in the Japanese population. J Allergy Clin Immunol 2010 Feb;125(2):498-500.e2.
  25. Aoki T, Matsumoto Y, Hirata K, Ochiai K, Okada M, Ichikawa K, Shibasaki M, Arinami T, Sumazaki R, Noguchi E. Expression profiling of genes related to asthma exacerbations. Clin Exp Allergy 2009 Feb;39(2):213-221.
  26. Anami Y, Iijima T, Suzuki K, Yokota J, Minami Y, Kobayashi H, Satomi K, Nakazato Y, Okada M, Noguchi M. Bronchioloalveolar carcinoma (lepidic growth) component is a more useful prognostic factor than lymph node metastasis. J Thorac Oncol 2009 Aug;4(8):951-958.
  27. Kobayashi S, Yahata K, Goudge M, Okada M, Nakahara T, Ishihara K. OpenSource Software in Medicine and its Implementation in Japan. The Journal on Information Technology in Healthcare 2009;7(2):95-101.
  28. Motomura N, Miyata H, Tsukihara H, Okada M, Takamoto S, Japan Cardiovascular Surgery Database Organization. First report on 30-day and operative mortality in risk model of isolated coronary artery bypass grafting in Japan. Ann Thorac Surg 2008 Dec;86(6):1866-1872.
  29. Kinoshita S, Wagatsuma Y, Okada M. Geographical distribution for malignant neoplasm of the pancreas in relation to selected climatic factors in Japan. Int J Health Geogr 2007 Jul 26;6:34.
  30. Ma E, Takahashi H, Mizuno A, Okada M, Yamagishi K, Iso H. Stratified age-period-cohort analysis of stroke mortality in Japan, 1960 to 2000. J Stroke Cerebrovasc Dis 2007 May-Jun;16(3):91-102.
  31. Kinoshita S, Takahashi H, Okada M, Nishikawa H, Toyokawa S, Kano K. Geographical pattern of malignant neoplasm by cluster analysis using standardized mortality ratios (SMRs) in Ibaraki Prefecture, Japan. J Epidemiol 2002 Mar;12(2):143-152.
  32. Ichimura K, Takahashi H, Ueji M, Okada M, Nishijima T, Kano K. Assessment of smoking related risks for respiratory symptoms among elderly people. Environ Health Prev Med 2001 Jan;5(4):173-179.
  33. Takahashi H, Okada M, Thalib L, Toyokawa S, Kano K. A necessary and sufficient condition of comparability for using standardized mortality ratio (SMR). J Epidemiol 2001 Jan;11(1):24-28.
English Abstracts - International Meetings
  1. Yoshinobu Watanabe, Takanobu Nakase, Tomoo Ishii, Ken Urabe, Keiko Fujie, Masafumi Okada, Koichi Hashimoto, Seiya Jingushi. IV-4?Acceleration of Tibial Open and/or Comminuted Fracture Healing by Low-Intensity Pulsed Ultrasound (LIPUS); A Retrospective Cohort Study. Journal of orthopaedic trauma;28(6); 2014.
  2. Kensuke Uchida, Kunihiro Yamagata, Chie Saitou, Masafumi Okada. Does acute kidney injuery leads to or worsen chronic kidney disease? Risk factors for chronic kidney disease after acute kidney injury. 49th ERA-EDTA Congress; 2012.
  3. Mariko Doi, Rokeya Sultana Rekha, Sultan Ahmed, Masafumi Okada, Anjan Kumar Roy, Shams El Arifeen, Eva-Charlotte Ekstrom, Rubhana Raqib, Yukiko Wagatsuma. Calcium in breast milk is associated with the wasting of infant at around 6 months age in a cohort of Bangladesh. World Congress of Epidemiology 2011; 2011.
  4. Masafumi Okada. Bridging Electrical Data Entry Sheet and ?Statistical Software by Standard Data Model. World Congress of Epidemiology 2011 ?; 2011.
  5. Ayako Ito, Masafumi Okada, Makoto Ohara, Yukiko Wagatsuma. Effect of a new public transportation on geographic coverage of hospital care. Joint Scientific Meeting of IEA Western Pacific Region and Japan Epidemiological Association; 2010.
  6. Mariko Doi, Masafumi Okada, Rubhana Raqib, Yukiko Wagatsuma. The relation between calcium in breast milk and maternal nutritional status in rural Bangladesh. Joint Scientific Meeting of IEA Western Pacific Region and Japan Epidemiological Association; 2010.

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