臨床研究等提出・公開システム

Date of registration	June. 08, 2023
Last modified on	June. 08, 2023
Trial ID	jRCT1030230122

Scientific Title	A Study on Optimizing Setup Margins in Carbon Ion Radiotherapy
Public Title	A Study on Optimizing Setup Margins in Carbon Ion Radiotherapy

Contact for Scientific Queries	Name	Okonogi Noriyuki
	Affiliation	National Institutes for Quantum Science and Technology
	Address	4-9-1 Anagawa, Inage-ku, Chiba City, Chiba
	Telephone	+81-43-206-3306
	E-mail	okonogi.noriyuki@qst.go.jp
Contact for Public Queries	Name	Okonogi Noriyuki
	Affiliation	National Institutes for Quantum Science and Technology
	Address	4-9-1 Anagawa, Inage-ku, Chiba City, Chiba
	Telephone	+81-43-206-3306
	E-mail	okonogi.noriyuki@qst.go.jp

Recruitment status	Recruiting


Anticipated date of first enrollment		June. 01, 2023
Target sample size		750
Study Type		Observational
Key inclusion & exclusion criteria	Inclusion Criteria	Patients treated with Carbon-ion radiotherapy for lung, prostate, liver, breast, and kidney at QST Hospital between March 2020 and February 2023 after gold marker insertion are eligible.
	Exclusion Criteria	1. Patients whose gold marker location information is not stored. 2. Patients who have requested to refuse the use of their information for this study.
	Age Minimum	No limit
	Age Maximum	No limit
Health Condition(s) or Problem(s) Studied		Lung cancer, prostate cancer, liver cancer, breast cancer, kidney cancer
Health Condition(s) Code		D008175, D011471, D008113, D001943, D007680
Primary Outcome(s)		Systematically organize the deviations and trends in marker positions for each treated organ, pre-treatment, and irradiated body position, and determine the setup margin for each condition.

Primary Sponsor	National Institutes for Quantum Science and Technology

Name of Certified Review Board	National Institutes for Quantum Science and Technology Certified Review Board
Address	4-9-1 Anagawa, Inage-ku, Chiba City, Chiba, Chiba
Telephone	+81-43-206-4706
E-Mail	helsinki@qst.go.jp
Approval Status	Approval

Plan to share IPD	No

Countries of Recruitment（Except Japan）	none