| Recruitment status | Completed |
| Unique ID issued by UMIN | UMIN000033862 |
| Receipt No. | R000038617 |
| Scientific Title | Feasibility study of Carbon-Ion Radiotherapy for Re-Irradiation of Locoregionally Recurrent Head and Neck Tumors |
| Date of disclosure of the study information | 2018/10/01 |
| Last modified on | 2019/04/24 (Ver. 5) |
| Basic information | ||
| Public title | Feasibility study of Carbon-Ion Radiotherapy for Re-Irradiation of Locoregionally Recurrent Head and Neck Tumors | |
| Acronym | Carbon-Ion Radiotherapy for Re-Irradiation | |
| Scientific Title | Feasibility study of Carbon-Ion Radiotherapy for Re-Irradiation of Locoregionally Recurrent Head and Neck Tumors | |
| Scientific Title:Acronym | Carbon-Ion Radiotherapy for Re-Irradiation | |
| Region |
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| Condition | ||
| Condition | recurrent head and neck tumors | |
| Classification by specialty |
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| Classification by malignancy | Malignancy | |
| Genomic information | NO | |
| Objectives | |
| Narrative objectives1 | To evaluate the toxicity and efficacy of re-irradiation with CIRT for locoregionally recurrent head and neck tumors |
| Basic objectives2 | Safety |
| Basic objectives -Others | |
| Trial characteristics_1 | |
| Trial characteristics_2 | |
| Developmental phase | |
| Assessment | |
| Primary outcomes | Toxicity |
| Key secondary outcomes | |
| Base | |
| Study type | Observational |
| Study design | |
| Basic design | |
| Randomization | |
| Randomization unit | |
| Blinding | |
| Control | |
| Stratification | |
| Dynamic allocation | |
| Institution consideration | |
| Blocking | |
| Concealment | |
| Intervention | |
| No. of arms | |
| Purpose of intervention | |
| Type of intervention | |
| Interventions/Control_1 | |
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| Interventions/Control_3 | |
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| Interventions/Control_5 | |
| Interventions/Control_6 | |
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| Interventions/Control_9 | |
| Interventions/Control_10 | |
| Eligibility | ||||
| Age-lower limit |
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| Age-upper limit |
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| Gender | Male and Female | |||
| Key inclusion criteria | 1) patients who received re-irradiation with CIRT
2) measurable tumors 3) a performance status of 0-2 4) no systemic therapy, such as chemotherapy, within 1 month of commencing re-irradiation with CIRT 5) an estimated life expectancy of more than 6 months |
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| Key exclusion criteria | The presence of other primary cancers | |||
| Target sample size | 48 | |||
| Research contact person | |||||||
| Last name of lead principal investigator |
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| Organization | National Institutes for Quantum and Radiological Sciences and Technology | ||||||
| Division name | Hospital of the National Institute of Radiological Sciences | ||||||
| Zip code | |||||||
| Address | Anagawa 4-9-1, Inage-ku 263-8555 Chiba, Japan | ||||||
| TEL | 043-206-3360 | ||||||
| gbbd16cm@hotmail.com | |||||||
| Public contact | |||||||
| 1st name of contact person |
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| Organization | National Institutes for Quantum and Radiological Sciences and Technology | ||||||
| Division name | Hospital of the National Institute of Radiological Sciences | ||||||
| Zip code | |||||||
| Address | Anagawa 4-9-1, Inage-ku 263-8555 Chiba, Japan | ||||||
| TEL | 043-206-3360 | ||||||
| Homepage URL | |||||||
| gbbd16cm@hotmail.com | |||||||
| Sponsor | |
| Institute | Hospital of the National Institute of Radiological Sciences, National Institutes for Quantum and Radiological Sciences and Technology |
| Institute | |
| Department | |
| Funding Source | |
| Organization | Hospital of the National Institute of Radiological Sciences, National Institutes for Quantum and Radiological Sciences and Technology |
| Organization | |
| Division | |
| Category of Funding Organization | Other |
| Nationality of Funding Organization | |
| Other related organizations | |
| Co-sponsor | |
| Name of secondary funder(s) | |
| IRB Contact (For public release) | |
| Organization | |
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| Secondary IDs | |
| Secondary IDs | NO |
| Study ID_1 | |
| Org. issuing International ID_1 | |
| Study ID_2 | |
| Org. issuing International ID_2 | |
| IND to MHLW | |
| Institutions | |
| Institutions | |
| Other administrative information | |||||||
| Date of disclosure of the study information |
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| Related information | |
| URL releasing protocol | |
| Publication of results | Published |
| Result | |||||||
| URL related to results and publications | https://www.thegreenjournal.com/article/S0167-8140(19)30359-7/fulltext | ||||||
| Number of participants that the trial has enrolled | 48 | ||||||
| Results | The median follow-up period after re-irradiation was 27.1 months. Five patients (10.4%) developed Grade 3 acute toxicities and 18 (37.5%) developed Grade 3-5 late toxicities, including Grade 5 central nervous system necrosis in one patient. The 2-year local control, locoregional control, progression-free survival, and overall survival rates were 40.5, 33.5%, 29.4%, and 59.6%, respectively. |
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| Baseline Characteristics | |||||||
| Participant flow | |||||||
| Adverse events | Five patients (10.4%) developed Grade 3 acute toxicities and 18 (37.5%) developed Grade3-5 late toxicities, including Grade 5 central nervous system necrosis in one patient. |
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| Outcome measures | |||||||
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| Progress | |||||||
| Recruitment status | Completed | ||||||
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| Other | |
| Other related information | None |
| Management information | |||||||
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| Link to view the page | |
| URL(English) | https://upload.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000038617 |