Department of Health Policy and Management

Research Output

In Japan, all-payer rate setting under tight government control has proved to be an effective approach to containing costs

Ikegami, N. & Anderson, G. F., 2012 May 1, In : Health Affairs. 31, 5, p. 1049-1056 8 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Institutionalized and the non-institutionalized elderly

Ikegami, N., 1982, In : Social Science and Medicine. 16, 23, p. 2001-2008 8 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Introducing laparoscopic total gastrectomy for gastric cancer in general practice: a retrospective cohort study based on a nationwide registry database in Japan

Kodera, Y., Yoshida, K., Kumamaru, H., Kakeji, Y., Hiki, N., Etoh, T., Honda, M., Miyata, H., Yamashita, Y., Seto, Y., Kitano, S. & Konno, H., 2019 Jan 22, In : Gastric Cancer. 22, 1, p. 202-213 12 p.

Research output: Contribution to journalArticle

22 Citations (Scopus)

Is paranoid schizophrenia the most common subtype?

Tateyama, M., Kudo, I., Hashimoto, M., Abe, Y., Kainuma, A., Yoshimura, K., Asai, M., Bartels, M. & Kasper, S., 1999 Mar, In : Psychopathology. 32, 2, p. 98-106 9 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Japan: Maintaining equity through regulated fees

Ikegami, N., 1992, In : Journal of Health Politics, Policy and Law. 17, 4, p. 689-713 25 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Japan, health system of

Ikegami, N., 2008 Dec 1, International Encyclopedia of Public Health. Elsevier Inc., p. 1-8 8 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Japanese health care: Low cost through regulated fees

Ikegami, N., 1991 Jan 1, In : Health Affairs. 10, 3, p. 87-109 23 p.

Research output: Contribution to journalArticle

Open Access
59 Citations (Scopus)

Japanese healthcare system: Lessons to be learned

Ikegami, N., 2009 Jun 1, In : Expert Review of Pharmacoeconomics and Outcomes Research. 9, 3, p. 201-204 4 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
13 Citations (Scopus)

Japanese universal health coverage: Evolution, achievements, and challenges

Ikegami, N., Yoo, B. K., Hashimoto, H., Matsumoto, M., Ogata, H., Babazono, A., Watanabe, R., Shibuya, K., Yang, B. M., Reich, M. R. & Kobayashi, Y., 2011 Sep 17, In : The Lancet. 378, 9796, p. 1106-1115 10 p.

Research output: Contribution to journalReview article

256 Citations (Scopus)

Japan's aging population. Implications for healthcare

Oliver, A. J., Ikegami, N. & Ikeda, S., 1997 Jan 1, In : PharmacoEconomics. 11, 4, p. 306-318 13 p.

Research output: Contribution to journalReview article

11 Citations (Scopus)
75 Citations (Scopus)

Japan's long-term care insurance

Ikegami, N., 2008 Dec, In : British Journal of Health Care Management. 14, 12, p. 548-551 4 p.

Research output: Contribution to journalArticle

Japan's policy of promoting end-of-life care in nursing homes: Impact on facility and resident characteristics associated with the site of death

Ikegami, N. & Ikezaki, S., 2012 May 1, In : Health Policy. 105, 2-3, p. 303-311 9 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Japan's radical reform of long-term care

Campbell, J. C. & Ikegami, N., 2003 Feb, In : Social Policy and Administration. 37, 1, p. 21-34 14 p.

Research output: Contribution to journalArticle

75 Citations (Scopus)

Japan's vision for health care in 2035

Miyata, H., Ezoe, S., Hori, M., Inoue, M., Oguro, K., Okamoto, T., Onishi, K., Onozaki, K., Sakakibara, T., Takeuchi, K., Tokuda, Y., Yamamoto, Y., Yamazaki, M. & Shibuya, K., 2015 Jun 27, In : The Lancet. 385, 9987, p. 2549-2550 2 p.

Research output: Contribution to journalComment/debate

19 Citations (Scopus)

Japan’s long-term care regulations focused on structure – rationale and future prospects

Ikegami, N., Ishibashi, T. & Amano, T., 2012 Jan 1, Regulating Long-Term Care Quality: An International Comparison. Cambridge University Press, p. 121-144 24 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

2 Citations (Scopus)

Laparoscopic Versus Open Appendectomy for Acute Appendicitis in Children: a Nationwide Retrospective Study on Postoperative Outcomes

Fujishiro, J., Watanabe, E., Hirahara, N., Terui, K., Tomita, H., Ishimaru, T. & Miyata, H., 2020, (Accepted/In press) In : Journal of Gastrointestinal Surgery.

Research output: Contribution to journalArticle

Las restricciones de viaje y la transmisión del sars-cov-2: Un método de distancia efectiva para estimar el impacto

Translated title of the contribution: Travel restrictions and sars-cov-2 transmission: An effective distance approach to estimate impactShi, S., Tanaka, S., Ueno, R., Gilmour, S., Tanoue, Y., Kawashima, T., Nomura, S., Eguchi, A., Miyata, H. & Yoneoka, D., 2020 Aug, In : Bulletin of the World Health Organization. 98, 8, p. 518-529 12 p.

Research output: Contribution to journalArticle

Open Access

Learning curve for transcatheter aortic valve implantation under a controlled introduction system ― Initial analysis of a japanese nationwide registry

Japanese TAVR Registry Participants, 2018, In : Circulation Journal. 82, 7, p. 1951-1958 8 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Lessons from public long-term care insurance in Germany and Japan

Campbell, J. C., Ikegami, N. & Gibson, M. J., 2010 Jan 1, In : Health Affairs. 29, 1, p. 87-95 9 p.

Research output: Contribution to journalReview article

74 Citations (Scopus)

Life sustaining treatment at end-of-life in Japan: Do the perspectives of the general public reflect those of the bereaved of patients who had died in hospitals?

Ikegami, N. & Ikezaki, S., 2010 Dec 1, In : Health Policy. 98, 2-3, p. 98-106 9 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Location of the culprit coronary lesion and its association with delay in door-to-balloon time (from a multicenter registry of primary percutaneous coronary intervention)

Kuno, T., Kohsaka, S., Numasawa, Y., Ueda, I., Suzuki, M., Nakamura, I., Negishi, K., Ishikawa, S., Maekawa, Y., Kawamura, A., Miyata, H. & Fukuda, K., 2015 Mar 1, In : American Journal of Cardiology. 115, 5, p. 581-586 6 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Long-term and perioperative outcomes of laparoscopic versus open liver resection for colorectal liver metastases with propensity score matching: A multi-institutional Japanese study

Beppu, T., Wakabayashi, G., Hasegawa, K., Gotohda, N., Mizuguchi, T., Takahashi, Y., Hirokawa, F., Taniai, N., Watanabe, M., Katou, M., Nagano, H., Honda, G., Baba, H., Kokudo, N., Konishi, M., Hirata, K., Yamamoto, M., Uchiyama, K., Uchida, E., Kusachi, S. & 11 others, Kubota, K., Mori, M., Takahashi, K., Kikuchi, K., Miyata, H., Takahara, T., Nakamura, M., Kaneko, H., Yamaue, H., Miyazaki, M. & Takada, T., 2015 Oct 1, In : Journal of Hepato-Biliary-Pancreatic Sciences. 22, 10, p. 711-720 10 p.

Research output: Contribution to journalArticle

65 Citations (Scopus)

Long-term and perioperative outcomes of laparoscopic versus open liver resection for hepatocellular carcinoma with propensity score matching: A multi-institutional Japanese study

Takahara, T., Wakabayashi, G., Beppu, T., Aihara, A., Hasegawa, K., Gotohda, N., Hatano, E., Tanahashi, Y., Mizuguchi, T., Kamiyama, T., Ikeda, T., Tanaka, S., Taniai, N., Baba, H., Tanabe, M., Kokudo, N., Konishi, M., Uemoto, S., Sugioka, A., Hirata, K. & 10 others, Taketomi, A., Maehara, Y., Kubo, S., Uchida, E., Miyata, H., Nakamura, M., Kaneko, H., Yamaue, H., Miyazaki, M. & Takada, T., 2015 Oct 1, In : Journal of Hepato-Biliary-Pancreatic Sciences. 22, 10, p. 721-727 7 p.

Research output: Contribution to journalArticle

102 Citations (Scopus)

Long-term care: A complex challenge

Ikegami, N., Hirdes, J. P. & Carpenter, I., 2001 Nov 1, In : OECD Observer. 229, p. 27-29 3 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Long-term care in Japan and the United States: A medical or social issue? [3] (multiple letters)

Manning, G. C. & Ikegami, N., 1998 Mar 11, In : Journal of the American Medical Association. 279, 10, p. 747-748 2 p.

Research output: Contribution to journalLetter

2 Citations (Scopus)

Long-term care insurance comes to Japan

Campbell, J. C. & Ikegami, N., 2000 Jan 1, In : Health Affairs. 19, 3, p. 26-39 14 p.

Research output: Contribution to journalArticle

Open Access
238 Citations (Scopus)

Long-Term Results of Bilateral Pulmonary Artery Banding Versus Primary Norwood Procedure

Hirata, Y., Miyata, H., Hirahara, N., Murakami, A., Kado, H., Sakamoto, K., Sano, S. & Takamoto, S., 2017 Sep 21, (Accepted/In press) In : Pediatric Cardiology. p. 1-9 9 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Low-care cases in long-term care settings: Variation among nations

Ikegami, N., Morris, J. N. & Fries, B. E., 1997 Jan 1, In : Age and Ageing. 26, SUPPL. 2, p. 67-71 5 p.

Research output: Contribution to journalArticle

Open Access
16 Citations (Scopus)

Measurement of HRQL using EQ-5D in patients with type 2 diabetes mellitus in Japan

Sakamaki, H., Ikeda, S., Ikegami, N., Uchigata, Y., Iwamoto, Y., Origasa, H., Otani, T. & Otani, Y., 2006 Jan, In : Value in Health. 9, 1, p. 47-53 7 p.

Research output: Contribution to journalArticle

65 Citations (Scopus)

Medical care in Japan

Ikegami, N. & Campbell, J. C., 1995, In : New England Journal of Medicine. 333, 19, p. 1295-1299 5 p.

Research output: Contribution to journalArticle

118 Citations (Scopus)

Mental health of family, friends, and co-workers of COVID-19 patients in Japan

Tanoue, Y., Nomura, S., Yoneoka, D., Kawashima, T., Eguchi, A., Shi, S., Harada, N. & Miyata, H., 2020 Sep, In : Psychiatry Research. 291, 113067.

Research output: Contribution to journalArticle

Open Access

Mid-term result of atrioventricular valve replacement in patients with a single ventricle

Sughimoto, K., Hirata, Y., Hirahara, N., Miyata, H., Suzuki, T., Murakami, A., Miyaji, K. & Takamoto, S., 2018, In : Interactive cardiovascular and thoracic surgery. 27, 6, p. 895-900 6 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Mindfulness-based cognitive therapy for Japanese breast cancer patients-a feasibility study

Park, S., Sado, M., Fujisawa, D., Sato, Y., Takeuchi, M., Ninomiya, A., Takahashi, M., Yoshimura, K., Jinno, H. & Takeda, Y., 2018 Jan 1, In : Japanese Journal of Clinical Oncology. 48, 1, p. 68-74 7 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Mitral valve surgery for ischemic papillary muscle rupture: outcomes from the Japan cardiovascular surgery database

Fujita, T., Yamamoto, H., Kobayashi, J., Fukushima, S., Miyata, H., Yamashita, K. & Motomura, N., 2020, (Accepted/In press) In : General thoracic and cardiovascular surgery.

Research output: Contribution to journalArticle

Open Access

Model of lung cancer surgery risk derived from a Japanese nationwide web-based database of 78 594 patients during 2014-2015

Endo, S., Ikeda, N., Kondo, T., Nakajima, J., Kondo, H., Yokoi, K., Chida, M., Sato, M., Toyooka, S., Yoshida, K., Okada, Y., Sato, Y., Okada, M., Okumura, M., Chihara, K., Fukuchi, E. & Miyata, H., 2017 Dec, In : European Journal of Cardio-thoracic Surgery. 52, 6, p. 1182-1189 8 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Models predicting the risks of six life-threatening morbidities and bile leakage in 14,970 hepatectomy patients registered in the National Clinical Database of Japan

Yokoo, H., Miyata, H., Konno, H., Taketomi, A., Kakisaka, T., Hirahara, N., Wakabayashi, G., Gotoh, M. & Mori, M., 2016, In : Medicine (United States). 95, 49, p. e5466

Research output: Contribution to journalArticle

17 Citations (Scopus)

Modified cut-off value of the urine protein-to-creatinine ratio is helpful for identifying patients at high risk for chronic kidney disease: Validation of the revised Japanese guideline

Yamamoto, H., Yamamoto, K., Yoshida, K., Shindoh, C., Takeda, K., Monden, M., Izumo, H., Niinuma, H., Nishi, Y., Niwa, K. & Komatsu, Y., 2015 Oct 24, In : Tohoku Journal of Experimental Medicine. 237, 3, p. 201-207 7 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Morbidity and mortality from a propensity score-matched, prospective cohort study of laparoscopic versus open total gastrectomy for gastric cancer: data from a nationwide web-based database

Etoh, T., Honda, M., Kumamaru, H., Miyata, H., Yoshida, K., Kodera, Y., Kakeji, Y., Inomata, M., Konno, H., Seto, Y., Kitano, S. & Hiki, N., 2018 Jun 1, In : Surgical endoscopy. 32, 6, p. 2766-2773 8 p.

Research output: Contribution to journalArticle

21 Citations (Scopus)

Mortality of neuroleptic malignant syndrome induced by typical and atypical antipsychotic drugs: A propensity-matched analysis from the Japanese Diagnosis Procedure Combination database

Nakamura, M., Yasunaga, H., Miyata, H., Shimada, T., Horiguchi, H. & Matsuda, S., 2012 Apr, In : Journal of Clinical Psychiatry. 73, 4, p. 427-430 4 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Multicenter comparative study of laparoscopic and open distal pancreatectomy using propensity score-matching

Nakamura, M., Wakabayashi, G., Miyasaka, Y., Tanaka, M., Morikawa, T., Unno, M., Tajima, H., Kumamoto, Y., Satoi, S., Kwon, M., Toyama, H., Ku, Y., Yoshitomi, H., Nara, S., Shimada, K., Yokoyama, T., Miyagawa, S., Toyama, Y., Yanaga, K., Fujii, T. & 8 others, Kodera, Y., Tomiyama, Y., Miyata, H., Takahara, T., Beppu, T., Yamaue, H., Miyazaki, M. & Takada, T., 2015 Oct 1, In : Journal of Hepato-Biliary-Pancreatic Sciences. 22, 10, p. 731-736 6 p.

Research output: Contribution to journalArticle

44 Citations (Scopus)

Multicenter randomized phase II study of cisplatin and fluorouracil plus docetaxel (DCF) compared with cisplatin and fluorouracil plus Adriamycin (ACF) as preoperative chemotherapy for resectable esophageal squamous cell carcinoma (OGSG1003)

Yamasaki, M., Yasuda, T., Yano, M., Hirao, M., Kobayashi, K., Fujitani, K., Tamura, S., Kimura, Y., Miyata, H., Motoori, M., Shiraishi, O., Makino, T., Satoh, T., Mori, M. & Doki, Y., 2017 Jan 1, In : Annals of Oncology. 28, 1, p. 116-120 5 p.

Research output: Contribution to journalArticle

38 Citations (Scopus)

Mutation screening of the human Clock gene in circadian rhythm sleep disorders

Iwase, T., Kajimura, N., Uchiyama, M., Ebisawa, T., Yoshimura, K., Kamei, Y., Shibui, K., Kim, K., Kudo, Y., Katoh, M., Watanabe, T., Nakajima, T., Ozeki, Y., Sugishita, M., Hori, T., Ikeda, M., Toyoshima, R., Inoue, Y., Yamada, N., Mishima, K. & 5 others, Nomura, M., Ozaki, N., Okawa, M., Takahashi, K. & Yamauchi, T., 2002, In : Psychiatry Research. 109, 2, p. 121-128 8 p.

Research output: Contribution to journalArticle

119 Citations (Scopus)

National Clinical Database (NCD) in Japan for gastroenterological surgery: Brief introduction

Seto, Y., Kakeji, Y., Miyata, H. & Iwanaka, T., 2017 Jan 1, In : Annals of Gastroenterological Surgery. 1, 2, p. 80-81 2 p.

Research output: Contribution to journalEditorial

Open Access
13 Citations (Scopus)

National Clinical Database feedback implementation for quality improvement of cancer treatment in Japan: from good to great through transparency

Gotoh, M., Miyata, H., Hashimoto, H., Wakabayashi, G., Konno, H., Miyakawa, S., Sugihara, K., Mori, M., Satomi, S., Kokudo, N. & Iwanaka, T., 2016 Jan 1, In : Surgery today. 46, 1, p. 38-47 10 p.

Research output: Contribution to journalReview article

54 Citations (Scopus)

Nationwide survey and establishment of a clinical database for gastrointestinal surgery in Japan: Targeting integration of a cancer registration system and improving the outcome of cancer treatment

Suzuki, H., Gotoh, M., Sugihara, K., Kitagawa, Y., Kimura, W., Kondo, S., Shimada, M., Tomita, N., Nakagoe, T., Hashimoto, H., Baba, H., Miyata, H. & Motomura, N., 2011 Jan, In : Cancer science. 102, 1, p. 226-230 5 p.

Research output: Contribution to journalArticle

30 Citations (Scopus)

Nationwide survey of multidisciplinary care and cardiac rehabilitation for patients with heart failure in Japan ― An analysis of the AMED-CHF study ―

Kamiya, K., Yamamoto, T., Tsuchihashi-Makaya, M., Ikegame, T., Takahashi, T., Sato, Y., Kotooka, N., Saito, Y., Tsutsui, H., Miyata, H. & Isobe, M., 2019, In : Circulation Journal. 83, 7, p. 1546-1552 7 p.

Research output: Contribution to journalArticle

Open Access

Nomogram Prediction of Metachronous Colorectal Neoplasms in Patients with Colorectal Cancer

Kawai, K., Ishihara, S., Yamaguchi, H., Sunami, E., Kitayama, J., Miyata, H. & Watanabe, T., 2015 May 1, In : Annals of surgery. 261, 5, p. 926-932 7 p.

Research output: Contribution to journalArticle

26 Citations (Scopus)

Nursing home directors' attitude toward medical decision-making and medical care for elderly people with dementia

Miyata, H., Shiraishi, H., Kai, I., Igarashi, Y. & Matsushita, M., 2004 Sep, In : Nippon Ronen Igakkai Zasshi. Japanese Journal of Geriatrics. 41, 5, p. 528-533 6 p.

Research output: Contribution to journalArticle

Open Access
5 Citations (Scopus)