Kentaro Sakamaki

Kentaro Sakamaki

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Kentaro Sakamaki

Publications by authors named "Kentaro Sakamaki"

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Multiplicity Adjustment and Sample Size Calculation in Clinical Trials with Multiple Endpoints: An Industry Survey of Current Practices in Japan.

Ther Innov Regul Sci 2020 Feb 6. Epub 2020 Feb 6.

Data Science Expert Committee, Drug Evaluation Committee, Japan Pharmaceutical Manufacturers Association, Tokyo, Japan.

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http://dx.doi.org/10.1007/s43441-020-00126-2DOI Listing
February 2020

Sphenoid sinus development in patients with acquired middle ear cholesteatoma.

Auris Nasus Larynx 2019 Oct 17. Epub 2019 Oct 17.

Department of Otorhinolaryngology, Head and Neck Surgery, Yokohama City University School of Medicine, 3-9 Fukuura, Kanazawa-ku, Yokohama 236-0004, Japan.

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http://dx.doi.org/10.1016/j.anl.2019.09.008DOI Listing
October 2019

Irreversible Electroporation versus Radiofrequency Ablation: Comparison of Systemic Immune Responses in Patients with Hepatocellular Carcinoma.

J Vasc Interv Radiol 2019 Jun;30(6):845-853.e6

Department of Gastroenterology and Hepatology, Tokyo Medical University, 6-7-1 Nishishinjuku, Shinjuku-ku, Tokyo 160-0023, Japan.

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http://dx.doi.org/10.1016/j.jvir.2019.03.002DOI Listing
June 2019

Challenges on Multiple Endpoints in Clinical Trials: An Industry Survey in Japan.

Ther Innov Regul Sci 2019 Jun 18:2168479019855994. Epub 2019 Jun 18.

3 Data Science Expert Committee, Drug Evaluation Committee, Japan Pharmaceutical Manufacturers Association, Tokyo, Japan.

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http://dx.doi.org/10.1177/2168479019855994DOI Listing
June 2019

Clinical significance of low result of 1-h 50-g glucose-challenge test in pregnant women.

J Matern Fetal Neonatal Med 2019 Jan 31;32(1):58-61. Epub 2018 Jan 31.

c Department of Obstetrics and Gynecology , Yokohama City University Hospital , Yokohama , Japan.

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http://dx.doi.org/10.1080/14767058.2017.1371130DOI Listing
January 2019

Reply to L. Celio et al.

J Clin Oncol 2018 09 25;36(26):2742-2743. Epub 2018 May 25.

Yuka Ito and Takashi Tsuda, St Marianna University School of Medicine Hospital, Kawasaki, Japan; Kentaro Sakamaki, Yokohama City University School of Medicine, Yokohama, Japan; and Takako Eguchi Nakajima, St Marianna University School of Medicine Hospital, Kawasaki, Japan.

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http://ascopubs.org/doi/10.1200/JCO.2018.79.1772
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http://dx.doi.org/10.1200/JCO.2018.79.1772DOI Listing
September 2018

Survival impact of post-progression chemotherapy in advanced gastric cancer: systematic review and meta-analysis.

Cancer Chemother Pharmacol 2018 06 29;81(6):981-989. Epub 2018 Mar 29.

Department of Gastrointestinal Medical Oncology, National Cancer Center Hospital, 5-1-1 Tsukiji, Chuo-ku, Tokyo, 104-0045, Japan.

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http://dx.doi.org/10.1007/s00280-018-3569-9DOI Listing
June 2018

Optimal weight gain in obese and overweight pregnant Japanese women.

Endocr J 2018 May 20;65(5):557-567. Epub 2018 Mar 20.

Perinatal Center for Maternity and Neonate, Yokohama City University Medical Center, Yokohama, Kanagawa, Japan.

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http://dx.doi.org/10.1507/endocrj.EJ18-0027DOI Listing
May 2018

Liver fibrosis: noninvasive assessment using supersonic shear imaging and FIB4 index in patients with non-alcoholic fatty liver disease.

J Med Ultrason (2001) 2018 Apr 11;45(2):243-249. Epub 2017 Nov 11.

Department of Gastroenterology and Hepatology, Tokyo Medical University, 6-7-1 Nishishinjuku, Shinjuku-ku, Tokyo, 160-0023, Japan.

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http://dx.doi.org/10.1007/s10396-017-0840-3DOI Listing
April 2018

Placebo-Controlled, Double-Blinded Phase III Study Comparing Dexamethasone on Day 1 With Dexamethasone on Days 1 to 3 With Combined Neurokinin-1 Receptor Antagonist and Palonosetron in High-Emetogenic Chemotherapy.

J Clin Oncol 2018 04 14;36(10):1000-1006. Epub 2018 Feb 14.

Yuka Ito, Hiroko Minatogawa, and Sayaka Kano, St Marianna University School of Medicine Hospital; Takashi Tsuda, Koichiro Tsugawa, Yasuyuki Kojima, Naoki Furuya, Kunihiro Matsuzaki, Mamoru Fukuda, and Takako Eguchi Nakajima, St Marianna University School of Medicine; Ayako Tsuboya, Kawasaki Municipal Tama Hospital, Kawasaki; Kentaro Sakamaki and Takeharu Yamanaka, Yokohama City University School of Medicine; Sadatoshi Sugae and Ichiro Ohta, Yokohama City University Hospital; Hitoshi Arioka, Yokohama Rosai Hospital; Kazutaka Narui, Yokohama City University Medical Center, Yokohama; Masahiko Ando, Nagoya University Hospital, Nagoya; Yutaka Tokuda, Tokai University School of Medicine, Kanagawa; Takashi Suda, Takahata Public Hospital, Takahata-Chou; Satoshi Morita, Graduate School of Medicine, Kyoto University, Kyoto; and Narikazu Boku, National Cancer Center Hospital, Tokyo, Japan.

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http://ascopubs.org/doi/10.1200/JCO.2017.74.4375
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http://dx.doi.org/10.1200/JCO.2017.74.4375DOI Listing
April 2018

Pregnancy Outcomes Based on Pre-Pregnancy Body Mass Index in Japanese Women.

PLoS One 2016 9;11(6):e0157081. Epub 2016 Jun 9.

Department of Obstetrics and Gynecology, Yokohama City University Hospital, Yokohama, Kanagawa, Japan.

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http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0157081PLOS
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4900523PMC
July 2017

Preoperative High Maximum Standardized Uptake Value in Association with Glucose Transporter 1 Predicts Poor Prognosis in Pancreatic Cancer.

Ann Surg Oncol 2017 Jul 8;24(7):2040-2046. Epub 2017 Feb 8.

Department of Gastroenterological Surgery, Graduate School of Medical Science, Kumamoto University, Kumamoto, Japan.

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http://dx.doi.org/10.1245/s10434-017-5799-1DOI Listing
July 2017

Dosimetric predictors of radiation-induced pericardial effusion in esophageal cancer.

Strahlenther Onkol 2017 Jul 19;193(7):552-560. Epub 2017 Apr 19.

Division of Cardiology, Yokohama City University Medical Center, Yokohama, Japan.

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http://dx.doi.org/10.1007/s00066-017-1127-8DOI Listing
July 2017

Combined Analyses of hENT1, TS, and DPD Predict Outcomes of Borderline-resectable Pancreatic Cancer.

Anticancer Res 2017 05;37(5):2465-2476

Department of Gastroenterological Surgery, Yokohama City University School of Medicine, Yokohama, Japan

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http://dx.doi.org/10.21873/anticanres.11587DOI Listing
May 2017

Evaluation of the Response to Breast Cancer Neoadjuvant Chemotherapy Using 18F-FDG Positron Emission Mammography Compared With Whole-Body 18F-FDG PET: A Prospective Observational Study.

Clin Nucl Med 2017 Mar;42(3):169-175

From the *Department of Radiology, Graduate School of Medicine, Yokohama City University, Yokohama; †Department of Breast and Thyroid Surgery, Yokohama City University Medical Center, Yokohama; Departments of ‡Gastroenterological Surgery, and §Biostatics and Epidemiology, Yokohama City University Graduate School of Medicine, Yokohama; and ∥Department of Breast Surgery, Tokyo Medical University, Tokyo, Japan.

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http://dx.doi.org/10.1097/RLU.0000000000001497DOI Listing
March 2017

End-of-life care bonus promoting end-of-life care in nursing homes: An 11-year retrospective longitudinal prefecture-wide study in Japan.

Biosci Trends 2017 Mar 30;11(1):54-61. Epub 2017 Jan 30.

Department of Epidemiology and Public Health, Graduate School of Medicine, Yokohama City University.

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http://dx.doi.org/10.5582/bst.2016.01183DOI Listing
March 2017

Clinical characteristics of mirror syndrome: a comparison of 10 cases of mirror syndrome with non-mirror syndrome fetal hydrops cases.

J Matern Fetal Neonatal Med 2016 20;29(16):2630-4. Epub 2015 Oct 20.

a Department of Obstetrics , Kanagawa Children's Medical Center , Yokohama , Japan .

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http://dx.doi.org/10.3109/14767058.2015.1095880DOI Listing
January 2017

Current Practice on Multiplicity Adjustment and Sample Size Calculation in Multi-arm Clinical Trials: An Industry Survey in Japan.

Ther Innov Regul Sci 2016 Nov 10;50(6):846-852. Epub 2016 Jul 10.

2 Data Science Expert Committee, Japan Pharmaceutical Manufacturers Association, Tokyo, Japan.

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http://dx.doi.org/10.1177/2168479016651660DOI Listing
November 2016

Bayesian response adaptive randomization using longitudinal outcomes.

Pharm Stat 2015 Sep-Oct;14(5):369-76. Epub 2015 Jun 23.

Department of Biostatistics and Epidemiology, Graduate School of Medicine, Yokohama City University, Yokohama, Japan.

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http://dx.doi.org/10.1002/pst.1695DOI Listing
September 2016

Comparison of Time to Retreatment and Visual Function Between Ranibizumab and Aflibercept in Age-Related Macular Degeneration.

Am J Ophthalmol 2016 Sep 16;169:95-103. Epub 2016 Jun 16.

Department of Ophthalmology, Yokohama City University Medical Center, Yokohama, Japan.

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http://dx.doi.org/10.1016/j.ajo.2016.06.021DOI Listing
September 2016

Comparison between whole mount tissue preparations and virtual tissue microarray samples for measuring Ki-67 and apoptosis indices in human bladder cancer: A cross-sectional study.

Medicine (Baltimore) 2016 Aug;95(31):e4500

aDepartment of Pathology, The University of Texas MD Anderson Cancer Center, Houston, TX, USA bDepartment of Biostatistics and Epidemiology, Yokohama City University Graduate School of Medicine, Yokohama, Kanagawa, Japan cDepartment of Urology, The University of Texas MD Anderson Cancer Center, Houston, TX, USA dDepartment of Anatomic Pathology, Tokyo Medical University, Tokyo eDepartment of Clinical Sciences and Laboratory Medicine, Kansai Medical University, Hirakata, Osaka fDepartment of Pathology, Jichi Medical University, Shimotsuke, Tochigi, Japan.

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http://dx.doi.org/10.1097/MD.0000000000004500DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4979853PMC
August 2016

Prospective cohort study of febrile neutropenia in breast cancer patients with neoadjuvant and adjuvant chemotherapy: CSPOR-BC FN study.

Jpn J Clin Oncol 2016 Jul 9;46(7):692-5. Epub 2016 May 9.

Graduate School of Medicine, Department of Clinical Oncology, Yokohama City University, Yokohama, Japan.

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http://dx.doi.org/10.1093/jjco/hyw045DOI Listing
July 2016

Symptomatic radiation-induced cardiac disease in long-term survivors of esophageal cancer.

Strahlenther Onkol 2016 Jun 16;192(6):359-67. Epub 2016 Feb 16.

Division of Cardiology, Yokohama City University Medical Center, Yokohama, Japan.

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http://dx.doi.org/10.1007/s00066-016-0956-1DOI Listing
June 2016

Long-term Outcomes After Preoperative Intravitreal Injection of Bevacizumab Before Trabeculectomy for Neovascular Glaucoma.

J Glaucoma 2016 Mar;25(3):281-4

*Department of Ophthalmology, Yokohama Hodogaya Central Hospital Departments of †Ophthalmology ‡Biostatistics and Epidemiology, Yokohama City University Medical Center, Yokohama, Japan.

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http://pdfs.journals.lww.com/glaucomajournal/2016/03000/Long
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http://content.wkhealth.com/linkback/openurl?sid=WKPTLP:land
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http://dx.doi.org/10.1097/IJG.0000000000000211DOI Listing
March 2016

[PRIMER FOR SURGICAL CLINICAL TRIALS].

Nihon Geka Gakkai Zasshi 2016 Jan;117(1):33-9

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January 2016

The effectiveness of sputum pH analysis in the prediction of response to therapy in patients with pulmonary tuberculosis.

PeerJ 2015 26;3:e1448. Epub 2015 Nov 26.

Department of Internal Medicine and Clinical Immunology, Yokohama City University Graduate School of Medicine , Yokohama , Japan.

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http://dx.doi.org/10.7717/peerj.1448DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4671190PMC
December 2015

Pathological Characterization of Ovarian Cancer Patients Who Underwent Debulking Surgery in Combination With Diaphragmatic Surgery: A Cross-Sectional Study.

Medicine (Baltimore) 2015 Dec;94(50):e2296

From the Department of Anatomic Pathology (TN, HO, TN); Department of Obstetrics and Gynecology, Tokyo Medical University, Tokyo (YS, FT); Department of Biostatics and Epidemiology, Yokohama City University Graduate School of Medicine, Kanagawa, Japan (KS).

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http://dx.doi.org/10.1097/MD.0000000000002296DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5058938PMC
December 2015

Detecting overall survival benefit derived from survival postprogression rather than progression-free survival.

J Natl Cancer Inst 2015 Aug 8;107(8). Epub 2015 May 8.

Department of Biomedical Statistics and Bioinformatics, Kyoto University Graduate School of Medicine, Kyoto, Japan (SM); Department of Biostatistics and Epidemiology, Yokohama City University Graduate School of Medicine, Yokohama, Japan (KS); Department of Statistics and Actuarial Science, The University of Hong Kong, Pokfulam Road, Hong Kong (GY).

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http://dx.doi.org/10.1093/jnci/djv133DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4609552PMC
August 2015

Lymphatic Stomata in the Adult Human Pulmonary Ligament.

Lymphat Res Biol 2015 Jun 19;13(2):137-45. Epub 2014 Dec 19.

7 Department of Anatomy, University of Toyama Graduate School of Medicine and Pharmaceutical Sciences , Toyama, Japan .

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http://dx.doi.org/10.1089/lrb.2014.0009DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4492708PMC
June 2015

Development and internal validation of a nomogram for predicting stone-free status after flexible ureteroscopy for renal stones.

BJU Int 2015 Mar 13;115(3):446-51. Epub 2014 Aug 13.

Department of Urology, Yokohama City University Graduate School of Medicine, Yokohama, Japan; Department of Urology, Ohguchi East General Hospital, Yokohama, Japan.

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http://dx.doi.org/10.1111/bju.12775DOI Listing
March 2015

Circulating pigment epithelium-derived factor (PEDF) is associated with pathological grade of prostate cancer.

Anticancer Res 2015 Mar;35(3):1703-8

Department of Urology, Juntendo University, Graduate School of Medicine, Tokyo, Japan.

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March 2015

Variability in measuring the Ki-67 labeling index in patients with breast cancer.

Clin Breast Cancer 2015 Feb 22;15(1):e35-9. Epub 2014 Oct 22.

Department of Biostatistics and Epidemiology, Yokohama City University Graduate School of Medicine, Yokohama, Japan.

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http://dx.doi.org/10.1016/j.clbc.2014.09.005DOI Listing
February 2015

Circumvallate placenta: associated clinical manifestations and complications-a retrospective study.

Obstet Gynecol Int 2014 13;2014:986230. Epub 2014 Nov 13.

Department of Obstetrics and Gynecology, Yokohama City University Hospital, Yokohama, Japan.

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http://www.hindawi.com/journals/ogi/2014/986230/
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http://dx.doi.org/10.1155/2014/986230DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4248327PMC
December 2014

Differential diagnosis of solid pancreatic lesions using contrast-enhanced three-dimensional ultrasonography.

Abdom Imaging 2014 Oct;39(5):988-99

Gastroenterological Center, Yokohama City University Medical Center, 4-57 Urafune-cho, Minami-ku, Yokohama, Kanagawa, 232-0024, Japan.

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http://link.springer.com/10.1007/s00261-014-0135-8
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http://dx.doi.org/10.1007/s00261-014-0135-8DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4168219PMC
October 2014

Hepatocellular carcinoma: concomitant sorafenib promotes necrosis after radiofrequency ablation--propensity score matching analysis.

Radiology 2014 Aug 2;272(2):598-604. Epub 2014 Apr 2.

From the Gastroenterological Center (H.F., K.N., S. Moriya, Y.S., T.I., A.N., M.K., M.M., K.T.), Department of Gastroenterology (S. Maeda), Department of Biostatistics and Epidemiology (K.S., S. Morita), and Clinical Research Coordinating Center (K.S., S. Morita, K.T.), Yokohama City University Medical Center, 4-57 Urafune-cho, Minami-ku, Yokohama, Kanagawa 232-0024, Japan.

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http://pubs.rsna.org/doi/10.1148/radiol.14131640
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http://dx.doi.org/10.1148/radiol.14131640DOI Listing
August 2014

LINE-1 hypomethylation, DNA copy number alterations, and CDK6 amplification in esophageal squamous cell carcinoma.

Clin Cancer Res 2014 Mar 14;20(5):1114-24. Epub 2014 Jan 14.

Authors' Affiliations: Department of Gastroenterological Surgery, Graduate School of Medical Sciences; Department of Medical Cell Biology, Institute of Molecular Embryology and Genetics, Kumamoto University, Kumamoto; Department of Surgery and Science, Graduate School of Medical Sciences, Kyushu University, Fukuoka; and Department of Biostatistics and Epidemiology, Yokohama City University Medical Center, Yokohama, Japan.

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http://dx.doi.org/10.1158/1078-0432.CCR-13-1645DOI Listing
March 2014

Decreased duration of acute upper respiratory tract infections with daily intake of fermented milk: a multicenter, double-blinded, randomized comparative study in users of day care facilities for the elderly population.

Am J Infect Control 2013 Dec 23;41(12):1231-5. Epub 2013 Jul 23.

Clinical Research Support Center, The University of Tokyo Hospital, Tokyo, Japan; Department of Biostatistics, School of Public Health, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan. Electronic address:

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http://dx.doi.org/10.1016/j.ajic.2013.04.005DOI Listing
December 2013

Anticonvulsant action of indazole.

Epilepsy Res 2013 May 5;104(3):203-16. Epub 2012 Dec 5.

Department of Pharmacology, Teikyo University School of Medicine, 2-11-1 Kaga, Itabashi-ku, Tokyo 173-8605, Japan.

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http://dx.doi.org/10.1016/j.eplepsyres.2012.11.001DOI Listing
May 2013

The TaperGuard™ endotracheal tube intracuff pressure increase is less than that of the Hi-Lo™ tube during nitrous oxide exposure: a model trachea study.

Anesth Analg 2013 Mar 11;116(3):609-12. Epub 2013 Feb 11.

Department of Anesthesiology, Yokohama City University Hospital, Yokohama, Japan, 3-9 Fukuura, Kanazawa-ku, Yokohama, Kanagawa 236-0004, Japan.

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http://dx.doi.org/10.1213/ANE.0b013e318279b399DOI Listing
March 2013

Risk factors for a 6-year decline in physical disability and functional limitations among elderly people with type 2 diabetes in the Japanese Elderly Diabetes Intervention Trial.

Geriatr Gerontol Int 2012 Apr;12 Suppl 1:117-26

Center for Comprehensive Care and Research on Demented Disorders, National Center for Geriatrics and Gerontology, Obu, Aichi, Japan.

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http://dx.doi.org/10.1111/j.1447-0594.2011.00819.xDOI Listing
April 2012

Combined inhibitory effects of soy isoflavones and curcumin on the production of prostate-specific antigen.

Prostate 2010 Jul;70(10):1127-33

Department of Urology, Teikyo University School of Medicine, Itabashi-ku, Tokyo, Japan.

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http://dx.doi.org/10.1002/pros.21147DOI Listing
July 2010