Department of Health Policy and Management

Research Output

Nursing homes and end-of-life care in japan

Ikegami, N. & Ikezaki, S., 2013 Oct, In : Journal of the American Medical Directors Association. 14, 10, p. 718-723 6 p.

Research output: Contribution to journalReview article

11 Citations (Scopus)

Nursing homes in 10 nations: A comparison between countries and settings

Ribbe, M. W., Ljunggren, G., Steel, K., Topinková, E., Hawes, C., Ikegami, N., Henrard, J. C. & Jónnson, P. V., 1997 Jan 1, In : Age and Ageing. 26, SUPPL. 2, p. 3-12 10 p.

Research output: Contribution to journalArticle

Open Access
203 Citations (Scopus)

Off-pump technique reduces surgical mortality after elective coronary artery bypass grafting in patients with preoperative renal failure

Japan Cardiovascular Surgery Database, 2018 Sep, In : Journal of Thoracic and Cardiovascular Surgery. 156, 3, p. 976-983 8 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Operative mortality and complication risk model for all major cardiovascular operations in japan

Miyata, H., Tomotaki, A., Motomura, N. & Takamoto, S., 2015 Jan 1, In : Annals of Thoracic Surgery. 99, 1, p. 130-139 10 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)

Outcome of pericardiectomy for constrictive pericarditis in Japan: A nationwide outcome study

Tokuda, Y., Miyata, H., Motomura, N., Araki, Y., Oshima, H., Usui, A. & Takamoto, S., 2013 Aug, In : Annals of Thoracic Surgery. 96, 2, p. 571-576 6 p.

Research output: Contribution to journalArticle

38 Citations (Scopus)

Outcomes of pulmonary embolectomy for acute pulmonary embolism

Japan Cardiovascular Surgery Database Organization, 2018 Jan 1, In : Circulation Journal. 82, 8, p. 2184-2190 7 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Patient-prosthesis mismatch in patients with aortic valve replacement

Kaminishi, Y., Misawa, Y., Kobayashi, J., Konishi, H., Miyata, H., Motomura, N. & Takamoto, S. I., 2013 May, In : General thoracic and cardiovascular surgery. 61, 5, p. 274-279 6 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Patient satisfaction and hospital management policy.

Ikegami, N. & Kawakita, H., 1987 Jul 1, In : Japan-hospitals : the journal of the Japan Hospital Association. 6, p. 11-15 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Patient trends and outcomes of surgery for type A acute aortic dissection in Japan: An analysis of more than 10 000 patients from the Japan Cardiovascular Surgery Database

Abe, T., Yamamoto, H., Miyata, H., Motomura, N., Tokuda, Y., Tanemoto, K., Usui, A. & Takamoto, S., 2020 Apr 1, In : European Journal of Cardio-thoracic Surgery. 57, 4, p. 660-667 8 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Patterns of statin non-prescription in patients with established coronary artery disease: A report from a contemporary multicenter Japanese PCI registry

Sawano, M., Kohsaka, S., Abe, T., Inohara, T., Maekawa, Y., Ueda, I., Sueyoshi, K., Suzuki, M., Noma, S., Numasawa, Y., Miyata, H., Fukuda, K., Smolderen, K. G. & Spertus, J. A., 2017 Aug, In : PloS one. 12, 8, e0182687.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Performance and Validation of the U.S. NCDR Acute Kidney Injury Prediction Model in Japan

Inohara, T., Kosaka, S., Miyata, H., Ueda, I., Maekawa, Y., Fukuda, K., Cohen, D. J., Kennedy, K. F., Rumsfeld, J. S. & Spertus, J. A., 2016 Apr 12, In : Journal of the American College of Cardiology. 67, 14, p. 1715-1722 8 p.

Research output: Contribution to journalArticle

25 Citations (Scopus)

Performance of in-hospital mortality prediction models for acute hospitalization: Hospital Standardized Mortality Ratio in Japan

Miyata, H., Hashimoto, H., Horiguchi, H., Matsuda, S., Motomura, N. & Takamoto, S., 2008, In : BMC Health Services Research. 8, 229.

Research output: Contribution to journalArticle

17 Citations (Scopus)

Pharmacoeconomic evaluation in Japanese pharmaceutical companies

Ikeda, S., Oliver, A. J. & Ikegami, N., 1998 Jan 1, In : Drug Information Journal. 32, 1, p. 169-174 6 p.

Research output: Contribution to journalReview article

4 Citations (Scopus)

Pharmacoeconomic evaluation of oseltamivir as prophylaxis against influenza infection

Sakamaki, H., Ikeda, S. & Ikegami, N., 2004 Apr 1, In : Yakugaku Zasshi. 124, 4, p. 207-216 10 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Pharmacoeconomic research status and issues in clinical development of antimicrobial agents

Sakamaki, H., Ishida, N., Ikeda, S., Yajima, S. & Ikegami, N., 2002 Aug 1, In : Japanese Journal of Chemotherapy. 50, 8, p. 538-546 9 p.

Research output: Contribution to journalArticle

Pharmacoeconomic study of chemotherapy for gastric cancer: analysis of medical costs for oral fluoropyrimidine TS-1 and conventional i.v therapy

Tanaka, K., Kaetsu, T., Suzuki, S., Kusano, M., Yajima, S., Sakamaki, H., Ikeda, S., Ikegami, N. & Murayama, J. I., 2003 Jan, In : Gan to kagaku ryoho. Cancer & chemotherapy. 30, 1, p. 73-80 8 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Physicians' attitudes about artificial feeding in older patients with severe cognitive impairment in Japan: A qualitative study

Aita, K., Takahashi, M., Miyata, H., Kai, I. & Finucane, T. E., 2007, In : BMC Geriatrics. 7, 22.

Research output: Contribution to journalArticle

41 Citations (Scopus)

Policy learning and cross-national diffusion in social long-term care insurance: Germany, Japan, and the Republic of Korea

Campbell, J. C., Ikegami, N. & Kwon, S., 2009 Oct, In : International Social Security Review. 62, 4, p. 63-80 18 p.

Research output: Contribution to journalArticle

30 Citations (Scopus)

Population ageing and wellbeing: Lessons from Japan's long-term care insurance policy

Tamiya, N., Noguchi, H., Nishi, A., Reich, M. R., Ikegami, N., Hashimoto, H., Shibuya, K., Kawachi, I. & Campbell, J. C., 2011, In : The Lancet. 378, 9797, p. 1183-1192 10 p.

Research output: Contribution to journalReview article

209 Citations (Scopus)

Population density, call-response interval, and survival of out-of-hospital cardiac arrest

Yasunaga, H., Miyata, H., Horiguchi, H., Tanabe, S., Akahane, M., Ogawa, T., Koike, S. & Imamura, T., 2011 Apr 14, In : International Journal of Health Geographics. 10, 26.

Research output: Contribution to journalArticle

40 Citations (Scopus)

Population health and regional variations of disease burden in Japan, 1990–2015: a systematic subnational analysis for the Global Burden of Disease Study 2015

Nomura, S., Sakamoto, H., Glenn, S., Tsugawa, Y., Abe, S. K., Rahman, M. M., Brown, J. C., Ezoe, S., Fitzmaurice, C., Inokuchi, T., Kassebaum, N. J., Kawakami, N., Kita, Y., Kondo, N., Lim, S. S., Maruyama, S., Miyata, H., Mooney, M. D., Naghavi, M., Onoda, T. & 13 others, Ota, E., Otake, Y., Roth, G. A., Saito, E., Tabuchi, T., Takasaki, Y., Tanimura, T., Uechi, M., Vos, T., Wang, H., Inoue, M., Murray, C. J. L. & Shibuya, K., 2017 Sep 23, In : The Lancet. 390, 10101, p. 1521-1538 18 p.

Research output: Contribution to journalArticle

42 Citations (Scopus)

Postoperative atrial fibrillation after thoracic aortic surgery

Arakawa, M., Miyata, H., Uchida, N., Motomura, N., Katayama, A., Tamura, K., Sueda, T. & Takamoto, S., 2015 Jan 1, In : Annals of Thoracic Surgery. 99, 1, p. 103-108 6 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Predicting relapse with individual residual symptoms in major depressive disorder: a reanalysis of the STAR*D data

Sakurai, H., Suzuki, T., Yoshimura, K., Mimura, M. & Uchida, H., 2017 May 3, (Accepted/In press) In : Psychopharmacology. p. 1-9 9 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)
Open Access
4 Citations (Scopus)

Predictive factors associated with psychological distress of caregivers of people with dementia in Japan: a cross-sectional study

Shikimoto, R., Sado, M., Ninomiya, A., Yoshimura, K., Ikeda, B., Baba, T. & Mimura, M., 2017 Nov 10, (Accepted/In press) In : International Psychogeriatrics. p. 1-10 10 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Predictors of 90-day mortality after congenital heart surgery: The first report of risk models from a Japanese database

Miyata, H., Murakami, A., Tomotaki, A., Takaoka, T., Konuma, T., Matsumura, G., Sano, S. & Takamoto, S., 2014 Nov 1, In : Journal of Thoracic and Cardiovascular Surgery. 148, 5, p. 2201-2206 6 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)
20 Citations (Scopus)

Predictors of repeated sick leave in the workplace because of mental disorders

Sado, M., Shirahase, J., Yoshimura, K., Miura, Y., Yamamoto, K., Tabuchi, H., Kato, M. & Mimura, M., 2014 Jan 29, In : Neuropsychiatric Disease and Treatment. 10, p. 193-200 8 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Preoperative risk factors for postoperative intra-abdominal infectious complication after gastrectomy for gastric cancer using a Japanese web-based nationwide database

Fujiya, K., Kumamaru, H., Fujiwara, Y., Miyata, H., Tsuburaya, A., Kodera, Y., Kitagawa, Y., Konno, H. & Terashima, M., 2020, (Accepted/In press) In : Gastric Cancer.

Research output: Contribution to journalArticle

Prevalence of inappropriate medication using Beers criteria in Japanese long-term care facilities

Niwata, S., Yamada, Y. & Ikegami, N., 2006 Jan 11, In : BMC Geriatrics. 6, 1.

Research output: Contribution to journalArticle

59 Citations (Scopus)

Problems in medical care in Japan--analysis by comparing it to foreign countries.

Ikegami, N., 2009 Jul, In : Japan-hospitals : the journal of the Japan Hospital Association. 28, p. 19-40 22 p.

Research output: Contribution to journalArticle

Procedure-and age-specific risk stratification of single aortic valve replacement in elderly patients based on Japan adult cardiovascular surgery database

Handa, N., Miyata, H., Motomura, N., Nishina, T. & Takamoto, S., 2012, In : Circulation Journal. 76, 2, p. 356-364 9 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Procedure- and Hospital-Level Variation of Deep Sternal Wound Infection From All-Japan Registry

Hirahara, N., Miyata, H., Motomura, N., Kohsaka, S., Nishimura, T. & Takamoto, S., 2020 Feb, In : Annals of Thoracic Surgery. 109, 2, p. 547-554 8 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Prognostic impact of primary tumor resection and lymph node dissection in stage IV colorectal cancer with unresectable metastasis: A propensity score analysis in a multicenter retrospective study

Ishihara, S., Hayama, T., Yamada, H., Nozawa, K., Matsuda, K., Miyata, H., Yoneyama, S., Tanaka, T., Tanaka, J., Kiyomatsu, T., Kawai, K., Nozawa, H., Kanazawa, T., Kazama, S., Yamaguchi, H., Sunami, E., Kitayama, J., Hashiguchi, Y., Sugihara, K. & Watanabe, T., 2014 Sep, In : Annals of Surgical Oncology. 21, 9, p. 2949-2955 7 p.

Research output: Contribution to journalArticle

31 Citations (Scopus)

Prognostic impact of subsequent acute coronary syndrome and unplanned revascularization on long-term mortality after an index percutaneous coronary intervention: A report from a Japanese multicenter registry

Inohara, T., Kohsaka, S., Miyata, H., Sawano, M., Ueda, I., Maekawa, Y., Fukuda, K., Jones, P. G., Cohen, D. J., Zhao, Z., Spertus, J. A. & Smolderen, K. G., 2017 Nov 1, In : Journal of the American Heart Association. 6, 11, e006529.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Propensity-matched analysis of a side-clamp versus an anastomosis assist device in cases of isolated coronary artery bypass grafting†

Saito, A., Kumamaru, H., Ono, M., Miyata, H. & Motomura, N., 2018, In : European Journal of Cardio-thoracic Surgery. 54, 5, p. 889-895 7 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Propensity-matched analysis of bilateral internal mammary artery vs single internal mammary artery in 7702 cases of isolated coronary artery bypass grafting

Saito, A., Miyata, H., Motomura, N., Ono, M. & Takamoto, S., 2013 Oct, In : European Journal of Cardio-thoracic Surgery. 44, 4, p. 711-717 7 p., ezt157.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Providing care for the ageing society

Ikegami, N., 2008 Apr 1, The Demographic Challenge: A Handbook about Japan. Brill, p. 1049-1064 16 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

1 Citation (Scopus)
3 Citations (Scopus)

Public long-term care insurance in Japan

Ikegami, N., 1997 Oct 22, In : Journal of the American Medical Association. 278, 16, p. 1310-1314 5 p.

Research output: Contribution to journalArticle

79 Citations (Scopus)

Quality improvement in cardiovascular surgery: Results of a surgical quality improvement programme using a nationwide clinical database and database-driven site visits in Japan

Yamamoto, H., Miyata, H., Tanemoto, K., Tanemoto, K., Saiki, Y., Yokoyama, H., Fukuchi, E., Motomura, N., Motomura, N., Ueda, Y., Ueda, Y., Takamoto, S. & Takamoto, S., 2020 Jul 1, In : BMJ Quality and Safety. 29, 7, p. 560-568 9 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Quantitative assessment of the advantages of laparoscopic gastrectomy and the impact of volume-related hospital characteristics on resource use and outcomes of gastrectomy patients in Japan

Kuwabara, K., Matsuda, S., Fushimi, K., Ishikawa, K. B., Horiguchi, H., Fujimori, K., Yasunaga, H. & Miyata, H., 2011 Jan, In : Annals of surgery. 253, 1, p. 64-70 7 p.

Research output: Contribution to journalArticle

21 Citations (Scopus)

Radial coronary interventions and post-procedural complication rates in the real world: A report from a Japanese multicenter percutaneous coronary intervention registry

Mizuno, A., Kohsaka, S., Miyata, H., Koide, K., Asano, T., Ohki, T., Negishi, K., Fukuda, K. & Nishi, Y., 2014 Mar 1, In : International Journal of Cardiology. 172, 1, p. 226-227 2 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Reduced expression of the DNA glycosylase gene MUTYH is associated with an increased number of somatic mutations via a reduction in the DNA repair capacity in prostate adenocarcinoma

Shinmura, K., Kato, H., Kawanishi, Y., Yoshimura, K., Igarashi, H., Goto, M., Tao, H., Inoue, Y., Sugiyama, T., Furuse, H., Ozono, S. & Sugimura, H., 2017 Feb 1, In : Molecular Carcinogenesis. 56, 2, p. 781-788 8 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Refined geographic distribution of the oriental ALDH2* 504Lys (nee 487Lys) variant

Li, H., Borinskaya, S., Yoshimura, K., Kal'ina, N., Marusin, A., Stepanov, V. A., Qin, Z., Khaliq, S., Lee, M. Y., Yang, Y., Mohyuddin, A., Gurwitz, D., Mehdi, S. Q., Rogaev, E., Jin, L., Yankovsky, N. K., Kidd, J. R. & Kidd, K. K., 2009, In : Annals of Human Genetics. 73, 3, p. 335-345 11 p.

Research output: Contribution to journalArticle

145 Citations (Scopus)

Registry of adolescent and young adult twins in the Tokyo area

Shikishima, C., Ando, J., Ono, Y., Toda, T. & Yoshimura, K., 2006 Dec 1, In : Twin Research and Human Genetics. 9, 6, p. 811-816 6 p.

Research output: Contribution to journalReview article

18 Citations (Scopus)

Relation of Baseline Hemoglobin Level to In-Hospital Outcomes in Patients Who Undergo Percutaneous Coronary Intervention (from a Japanese Multicenter Registry)

Numasawa, Y., Ueda, I., Sawano, M., Kuno, T., Kodaira, M., Noma, S., Suzuki, M., Miyata, H., Fukuda, K. & Kosaka, S., 2018 Mar 15, In : American Journal of Cardiology. 121, 6, p. 695-702 8 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Relationship between hospital volume and hemorrhagic complication after percutaneous renal biopsy: results from the Japanese diagnosis procedure combination database

Yamamoto, H., Hashimoto, H., Nakamura, M., Horiguchi, H. & Yasunaga, H., 2015 Apr 1, In : Clinical and experimental nephrology. 19, 2, p. 271-277 7 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Relationship between interRAI HC and the ICF: Opportunity for operationalizing the ICF

Berg, K., Finne-Soveri, H., Gray, L., Henrard, J. C., Hirdes, J., Ikegami, N., Ljunggren, G., Morris, J. N., Paquay, L., Resnik, L. & Teare, G., 2009 Apr 16, In : BMC Health Services Research. 9, 47.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Relationships of personality and lifestyle with mobile phone dependence among female nursing students

Ezoe, S., Toda, M., Yoshimura, K., Naritomi, A., Den, R. & Morimoto, K., 2009, In : Social Behavior and Personality. 37, 2, p. 231-238 8 p.

Research output: Contribution to journalArticle

47 Citations (Scopus)