Kentaro Sakamaki - My portal

Profile Information

Affiliation: Yokohama City University

Degree: 博士（保健学）(Mar, 2012, 東京大学大学院)

J-GLOBAL ID: 201201031657074710
researchmap Member ID: 7000002426

Research Interests

Research Areas

Informatics / Statistical science /

Research History

Apr, 2019 - Present

Project Associate Professor, Center for Data Science, Yokohama City University
Apr, 2017 - Mar, 2019

Department of Biostatistics and Bioinformatics, Graduate School of Medicine, The University of Tokyo
Apr, 2012 - Mar, 2017

Department of Biostatistics, Yokohama City University Medical Center

Papers

123

Multicentre randomised phase II study of the perioperative administration of flurbiprofen axetil in patients with non-small cell lung cancer: study protocol of the FLAX Study.

Kentaro Sakamaki, Katsuya Watanabe, Tetsukan Woo, Munetaka Masuda

BMJ open, 10(11) e040969, Nov 30, 2020
Impact of the micropapillary component on the timing of recurrence in patients with resected lung adenocarcinoma.

Katsuya Watanabe, Kentaro Sakamaki, Hiroyuki Ito, Tomoyuki Yokose, Kozo Yamada, Haruhiko Nakayama, Munetaka Masuda

European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery, 58(5) 1010-1018, Nov 1, 2020
Grading Severity and Bother Using the International Prostate Symptom Score and International Consultation on Incontinence Questionnaire Male Lower Urinary Tract Symptoms Score in Men Seeking Lower Urinary Tract Symptoms Therapy.

Hiroki Ito, Grace J Young, Amanda L Lewis, Peter S Blair, Nikki Cotterill, J Athene Lane, Kentaro Sakamaki, Marcus J Drake, Paul Abrams

The Journal of urology, 204(5) 1003-1011, Nov, 2020
Reply by Authors.

Hiroki Ito, Grace J Young, Amanda L Lewis, Peter S Blair, Nikki Cotterill, J Athene Lane, Kentaro Sakamaki, Marcus J Drake, Paul Abrams

The Journal of urology, 204(5) 1011-1011, Nov, 2020
Reply to authors.

Isao Yokota, Kentaro Sakamaki, Peter Y Shane, Takanori Teshima

Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, Oct 26, 2020
Mass screening of asymptomatic persons for SARS-CoV-2 using saliva.

Isao Yokota, Peter Y Shane, Kazufumi Okada, Yoko Unoki, Yichi Yang, Tasuku Inao, Kentaro Sakamaki, Sumio Iwasaki, Kasumi Hayasaka, Junichi Sugita, Mutsumi Nishida, Shinichi Fujisawa, Takanori Teshima

Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, Sep 25, 2020
Multiplicity Adjustment and Sample Size Calculation in Clinical Trials with Multiple Endpoints: An Industry Survey of Current Practices in Japan.

Kentaro Sakamaki, Yusuke Morita, Katsuhiro Iba, Toshifumi Kamiura, Seitaro Yoshida, Naoyuki Ogawa, Hideki Suganami, Satoru Tsuchiya, Satoru Fukimbara

Therapeutic innovation & regulatory science, 54(5) 1097-1105, Sep, 2020
Primary results of a randomized two-by-two factorial phase II trial comparing neoadjuvant chemotherapy with two and four courses of cisplatin/S-1 and docetaxel/cisplatin/S-1 as neoadjuvant chemotherapy for advanced gastric cancer.

Tsutomu Hayashi, Takaki Yoshikawa, Kentaro Sakamaki, Kazuhiro Nishikawa, Kazumasa Fujitani, Kazuaki Tanabe, Kazunari Misawa, Takanori Matsui, Akira Miki, Hiroshi Nemoto, Tetsu Fukunaga, Yutaka Kimura, Jun Hihara

Annals of gastroenterological surgery, 4(5) 540-548, Sep, 2020
The Role of Multiparametric US of the Liver for the Evaluation of Nonalcoholic Steatohepatitis.

Katsutoshi Sugimoto, Fuminori Moriyasu, Hisashi Oshiro, Hirohito Takeuchi, Masakazu Abe, Yu Yoshimasu, Yoshitaka Kasai, Kentaro Sakamaki, Takeshi Hara, Takao Itoi

Radiology, 296(3) 532-540, Sep, 2020 Peer-reviewed
The efficacy of sequential second-line endocrine therapies (ETs) in postmenopausal estrogen receptor-positive and HER2-negative metastatic breast cancer patients with lower sensitivity to initial ETs.

Takayuki Iwamoto, Tomomi Fujisawa, Tadahiko Shien, Kazuhiro Araki, Kentaro Sakamaki, Takafumi Sangai, Yuichiro Kikawa, Shintaro Takao, Reiki Nishimura, Masato Takahashi, Tomohiko Aihara, Hirofumi Mukai, Naruto Taira

Breast cancer (Tokyo, Japan), 27(5) 973-981, Sep, 2020 Peer-reviewed
Survival analysis of a prospective multicenter observational study on surgical palliation among patients receiving treatment for malignant gastric outlet obstruction caused by incurable advanced gastric cancer.

Masanori Terashima, Kazumasa Fujitani, Masahiko Ando, Kentaro Sakamaki, Ryohei Kawabata, Yuichi Ito, Takaki Yoshikawa, Masato Kondo, Yasuhiro Kodera, Masahide Kaji, Yoshio Oka, Hiroshi Imamura, Junji Kawada, Akinori Takagane, Hideaki Shimada, Yutaka Tanizawa, Takeharu Yamanaka, Satoshi Morita, Motoki Ninomiya, Kazuhiro Yoshida

Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association, Aug 13, 2020
Sphenoid sinus development in patients with acquired middle ear cholesteatoma.

Yasuhiro Arai, Daisuke Sano, Masahiro Takahashi, Goshi Nishimura, Kentaro Sakamaki, Naoko Sakuma, Masanori Komatsu, Nobuhiko Oridate

Auris, nasus, larynx, 47(3) 391-400, Jun, 2020 Peer-reviewed
Challenges on Multiple Endpoints in Clinical Trials: An Industry Survey in Japan.

Kentaro Sakamaki, Seitaro Yoshida, Yusuke Morita, Toshifumi Kamiura, Katsuhiro Iba, Naoyuki Ogawa, Hideki Suganami, Satoru Tsuchiya, Satoru Fukimbara

Therapeutic innovation & regulatory science, 54(3) 528-533, May, 2020
Randomized phase II study of chemoradiotherapy with cisplatin + S-1 versus cisplatin + pemetrexed for locally advanced non-squamous non-small cell lung cancer: SPECTRA study.

Seiji Niho, Tatsuya Yoshida, Tetsuo Akimoto, Kentaro Sakamaki, Akira Ono, Takashi Seto, Makoto Nishio, Noboru Yamamoto, Toyoaki Hida, Hiroaki Okamoto, Takayasu Kurata, Miyako Satouchi, Koichi Goto, Takeharu Yamanaka, Yuichiro Ohe

Lung cancer (Amsterdam, Netherlands), 141 64-71, Mar, 2020 Peer-reviewed
Japanese Society for Cancer of the Colon and Rectum (JSCCR) guidelines 2019 for the treatment of colorectal cancer.

Yojiro Hashiguchi, Kei Muro, Yutaka Saito, Yoshinori Ito, Yoichi Ajioka, Tetsuya Hamaguchi, Kiyoshi Hasegawa, Kinichi Hotta, Hideyuki Ishida, Megumi Ishiguro, Soichiro Ishihara, Yukihide Kanemitsu, Yusuke Kinugasa, Keiko Murofushi, Takako Eguchi Nakajima, Shiro Oka, Toshiaki Tanaka, Hiroya Taniguchi, Akihito Tsuji, Keisuke Uehara, Hideki Ueno, Takeharu Yamanaka, Kentaro Yamazaki, Masahiro Yoshida, Takayuki Yoshino, Michio Itabashi, Kentaro Sakamaki, Keiji Sano, Yasuhiro Shimada, Shinji Tanaka, Hiroyuki Uetake, Shigeki Yamaguchi, Naohiko Yamaguchi, Hirotoshi Kobayashi, Keiji Matsuda, Kenjiro Kotake, Kenichi Sugihara

International journal of clinical oncology, 25(1) 1-42, Jan, 2020 Peer-reviewed
High gamma-glutamyl hydrolase and low folylpolyglutamate synthetase expression as prognostic biomarkers in patients with locally advanced gastric cancer who were administrated postoperative adjuvant chemotherapy with S-1.

Yukio Maezawa, Kentaro Sakamaki, Naohide Oue, Yayoi Kimura, Itaru Hashimoto, Kentaro Hara, Kazuki Kano, Toru Aoyama, Yukihiko Hiroshima, Takanobu Yamada, Naoto Yamamoto, Takashi Ogata, Hiroyuki Ito, Haruhiko Cho, Manabu Shiozawa, Takaki Yoshikawa, Soichiro Morinaga, Yasushi Rino, Wataru Yasui, Munetaka Masuda, Yohei Miyagi, Takashi Oshima

Journal of cancer research and clinical oncology, 146(1) 75-86, Jan, 2020 Peer-reviewed
Impact of the ESM-1 Gene Expression on Outcomes in Stage II/III Gastric Cancer Patients Who Received Adjuvant S-1 Chemotherapy.

Kano K, Sakamaki K, Oue N, Kimura Y, Hashimoto I, Hara K, Maezawa Y, Aoyama T, Fujikawa H, Hiroshima Y, Yamada T, Tamagawa H, Yamamoto N, Ogata T, Cho H, Ito H, Shiozawa M, Yukawa N, Yoshikawa T, Morinaga S, Rino Y, Yasui W, Masuda M, Miyagi Y, Oshima T

In vivo (Athens, Greece), 34(1) 461-467, Jan, 2020 Peer-reviewed
Correlation between the macroscopic severity of Crohn's disease in resected intestine and bowel wall thickness evaluated by water-immersion ultrasonography.

Katsuki Yaguchi, Tomohiko Sasaki, Tsuyoshi Ogashiwa, Masafumi Nishio, Yu Hashimoto, Aya Ikeda, Misato Izumi, Akiho Hanzawa, Naomi Shibata, Hiromi Yonezawa, Kentaro Sakamaki, Yoko Tateishi, Kazushi Numata, Shin Maeda, Hideaki Kimura, Reiko Kunisaki

Scandinavian journal of gastroenterology, 54(11) 1331-1338, Nov, 2019 Peer-reviewed
Atypical femoral fracture in patients with bone metastasis receiving denosumab therapy: a retrospective study and systematic review.

Momoko Takahashi, Yukinori Ozaki, Rika Kizawa, Jun Masuda, Kentaro Sakamaki, Keiichi Kinowaki, Taro Umezu, Chihiro Kondoh, Yuko Tanabe, Nobuko Tamura, Yuji Miura, Takashi Shigekawa, Hidetaka Kawabata, Noriyuki Baba, Haruo Iguchi, Toshimi Takano

BMC cancer, 19(1) 980-980, Oct 22, 2019 Peer-reviewed
Clinical Significance of PRKCI Gene Expression in Cancerous Tissue in Patients With Gastric Cancer.

Itaru Hashimoto, Kentaro Sakamaki, Naohide Oue, Yayoi Kimura, Yukihiko Hiroshima, Kentaro Hara, Yukio Maezawa, Kazuki Kano, Toru Aoyama, Takanobu Yamada, Naoto Yamamoto, Takashi Ogata, Hiroyuki Ito, Manabu Shiozawa, Soichiro Morinaga, Yasushi Rino, Wataru Yasui, Munetaka Masuda, Yohei Miyagi, Takashi Oshima

Anticancer research, 39(10) 5715-5720, Oct, 2019 Peer-reviewed

Misc.

高度催吐性がん化学療法(HEC)に対する制吐療法NK1受容体拮抗薬(NK-1RA)+パロノセトロン(Palo)+デキサメタゾン(DEX)3日対1日の多施設共同III相試験

伊藤由香, 松崎邦弘, 太田一郎, 立石朝子, 徳田裕, 成井一隆, 坪谷綾子, 須田嵩, 坂巻顕太郎, 安藤昌彦, 朴成和, 中島貴子

聖マリアンナ医科大学雑誌, 45(1) 65-65, May, 2017
腎専門医診療施設における慢性腎臓病(CKD)から末期腎不全(ESKF)発症の臨床予後予測モデル(CPM)

長谷川毅, 坂巻顕太郎, 小岩文彦, 秋澤忠男, 菱田明

日本腎臓学会誌, 59(3) 266, Apr 25, 2017
Alternative Follow-Up Methods Based on Recurrence Patterns after Surgery for Non-Small Cell Lung Cancer

Katsuya Watanabe, Kentaro Sakamaki, Teppei Nishii, Atsuo Gorai, Taketsugu Yamamoto, Takuya Nagashima, Kohei Ando, Yoshihiro Ishikawa, Tetsukan Woo, Hiroyuki Adachi, Yutaka Kumakiri, Takamitsu Maehara, Haruhiko Nakayama, Munetaka Masuda

JOURNAL OF THORACIC ONCOLOGY, 12(1) S245-S246, Jan, 2017
乳腺専用PET(PEM)による乳腺化学療法の評価

則武睦未, 関川善二郎, 菅江貞亨, 成井一隆, 坂巻顕太郎, 田辺美樹子, 井上登美夫, 石川孝

核医学, 53(Suppl.) S282-S282, Oct, 2016
Current Status of Management of Febrile Neutropenia in Chemotherapy for Solid Tumors

Takashi Ishikawa, Kazutaka Narui, Hiroshi Kaise, Koichiro Tsugawa, Yasushi Ichikawa, Kentaro Sakamaki, Hirofumi Mukai

ANNALS OF ONCOLOGY, 27, Jul, 2016
Stratification markers for the risk of recurrence after curative resection of stage II or III gastric cancer and potential clinical applications

Takashi Oshima, Yayoi Kimura, Kentaro Sakamaki, Yohei Miyagi, Takaki Yoshikawa, Yasushi Rino, Kazuhiro Sentani, Naohide Oue, Wataru Yasui, Toshio Imada, Munetaka Munetaka

CANCER RESEARCH, 76, Jul, 2016
CLINICAL PREDICTION MODELS FOR PROGRESSION OF CHRONIC KIDNEY DISEASE TO END STAGE KIDNEY FAILURE UNDER PREDIALYSIS NEPHROLOGY CARE: RESULTS FROM THE CHRONIC KIDNEY DISEASE JAPAN COHORT STUDY

Takeshi Hasegawa, Kentaro Sakamaki, Fumihiko Koiwa, Tadao Akizawa

NEPHROLOGY DIALYSIS TRANSPLANTATION, 31 1439-1439, May, 2016
Effects of perioperative enteral EPA-enriched immunonutrition on meaningful loss of lean body mass after total gastrectomy for gastric cancer: Post hoc analysis of a phase III study

Takaki Yoshikawa, Naoki Hiki, Kentaro Sakamaki, Seiji Ito, Kazumasa Fujitani, Nobuhiro Takiguchi, Yoshiyuki Kawashima, Kazuhiro Nishikawa, Mitsuru Sasako, Satoshi Ida, Toru Aoyama, Michitaka Honda, Tsutomu Sato, Souya Nunobe, Takashi Ogata, Haruhiko Cho

JOURNAL OF CLINICAL ONCOLOGY, 34(4), Feb, 2016
Assessment of recurrence risk stratification markers after curative resection of stage II or III gastric cancer and potential clinical applications

Takashi Oshima, Kentaro Sakamaki, Yohei Miyagi, Manabu Shiozawa, Chikara Kunisaki, Takaki Yoshikawa, Yasushi Rino, Toshio Imada, Munetaka Masuda

CANCER RESEARCH, 75, Aug, 2015
Stratification markers for the risk of recurrence after curative resection of stage II or III gastric cancer and potential clinical applications.

Takashi Oshima, Kentaro Sakamaki, Yohei Miyagi, Takaki Yoshikawa, Manabu Shiozawa, Haruhiko Cho, Yasushi Rino, Chikara Kunisaki, Akira Tsuburaya, Toshio Imada, Munetaka Masuda

JOURNAL OF CLINICAL ONCOLOGY, 33(15), May, 2015
COMPARISON BETWEEN WHOLE MOUNT TISSUE PREPARATIONS AND VIRTUAL TISSUE MICROARRAY SAMPLES FOR MEASUREMENT OF KI-67 AND APOPTOSIS INDICES IN HUMAN BLADDER CANCERS

Hisashi Oshiro, Bogdan Czerniak, Kentaro Sakamaki, Koji Tsuta, Jolanta Bondaruk, Afsaneh Keyhani, Colin Dinney, Takeshi Nagai, Ashish Kamat

JOURNAL OF UROLOGY, 193(4) E537-E537, Apr, 2015
THE CIRCULATING PIGMENT EPITHELIUM DERIVED FACTOR (PEDF) IS ASSOCIATED WITH PATHOLOGICAL GRADE OF PROSTATE CANCER

Hisamitsu Ide, Sho-ichi Yamagishi, Yan Lu, Kentaro Sakamaki, Raizo Yamaguchi, Satoru Muto, Shigeo Horie

JOURNAL OF UROLOGY, 191(4) E857-E858, Apr, 2014
Prediction of nodal metastasis in clinical T1 gastric cancer

Hirohito Fujikawa, Kentaro Sakamaki, Taiichi Kawabe, Tsutomu Hayashi, Toru Aoyama, Takehiro Wakasugi, Shinichi Hasegawa, Tsutomu Sato, Haruhiko Cho, Yousuke Makuuchi, Takashi Ogata, Takashi Oshima, Yasushi Rino, Munetaka Masuda, Takaki Yoshikawa

JOURNAL OF CLINICAL ONCOLOGY, 32(3), Jan, 2014