UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000025762
Receipt number R000029621
Scientific Title Dose reduction and image quality in low tube voltage CT colonography: evaluation the efficacy of SAFIRE
Date of disclosure of the study information 2017/01/25
Last modified on 2017/01/19 17:02:06

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Basic information

Public title

Dose reduction and image quality in low tube voltage CT colonography: evaluation the efficacy of SAFIRE

Acronym

SAFIRE CTC study

Scientific Title

Dose reduction and image quality in low tube voltage CT colonography: evaluation the efficacy of SAFIRE

Scientific Title:Acronym

SAFIRE CTC study

Region

Japan


Condition

Condition

Healthy individual

Classification by specialty

Gastroenterology Radiology

Classification by malignancy

Malignancy

Genomic information

NO


Objectives

Narrative objectives1

Low tube voltage (100kVp) vs. low tube current (20mAs) in ultralow-dose CT colonography: Evaluation the feasibility of preserving image quality with iterative reconstruction (SAFIRE).

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1

Exploratory

Trial characteristics_2

Explanatory

Developmental phase

Not applicable


Assessment

Primary outcomes

Image quality and noise assessments for CT colonography with iterative reconstruction (SAFIRE).

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


Interventions/Control_2


Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

20 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

1) Healthy individual.
2) Major functions of organs of the subjects are in a good condition.
3) Aged 20 years or older.

Key exclusion criteria

1) Gastric or intestinal stenosis, abdominal adhesions, bowel obstruction or perforation, toxic megacolon.
2) Evidence of an increased risk in carrying out bowel preparation or CTC exams.
3) Possibility of pregnancy.
4) Patients with psychological conditions that contraindicate CT colonography or make them irrelevant to participate in the trial.
5) Claustrophobia.
6) Iodine hypersensitivity.
7) Severe thyroid disease.
8) Severe deafness.
9) Subjects whose eligibility for this clinical trial is not appropriate by other reasons.

Target sample size

20


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Koichi Nagata M.D Ph.D.

Organization

National Cancer Center

Division name

Cancer Screening Technology Division, Research Center for Cancer Prevention and Screening

Zip code


Address

5-1-1, Tsukiji, Chuo-ku, Tokyo 104-0045 Japan

TEL

+81-3-3542-2511

Email

Nagata7@aol.com


Public contact

Name of contact person

1st name
Middle name
Last name Shogo Takiguchi

Organization

NTT East Izu Hospital

Division name

Radiology section

Zip code


Address

750 Hirai, Kannami-cho, Tagata-gun, Shizuoka 419-0193 Japan

TEL

+81-55-978-2320

Homepage URL


Email

syogo@east.ntt.co.jp


Sponsor or person

Institute

Radiology section, NTT East Izu Hospital

Institute

Department

Personal name



Funding Source

Organization

None

Organization

Division

Category of Funding Organization

Self funding

Nationality of Funding Organization



Other related organizations

Co-sponsor

National Cancer Center

Name of secondary funder(s)



IRB Contact (For public release)

Organization


Address


Tel


Email



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

NTT東日本伊豆病院(静岡県)


Other administrative information

Date of disclosure of the study information

2017 Year 01 Month 25 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

No longer recruiting

Date of protocol fixation

2015 Year 03 Month 19 Day

Date of IRB


Anticipated trial start date

2015 Year 08 Month 01 Day

Last follow-up date


Date of closure to data entry

2016 Year 07 Month 31 Day

Date trial data considered complete


Date analysis concluded

2017 Year 03 Month 31 Day


Other

Other related information

Evaluation the feasibility of preserving image quality with iterative reconstruction (SAFIRE) as follows:
Group A, Low tube voltage (100kVp) in ultralow-dose CT colonography for normal weight patient; Group B, Low tube voltage (100kVp) in ultralow-dose CT colonography for overweight patient; Group C, Low tube current (20mAs) in ultralow-dose CT colonography for normal weight patient; Group D, Low tube current (20mAs) in ultralow-dose CT colonography for overweight patient.


Management information

Registered date

2017 Year 01 Month 20 Day

Last modified on

2017 Year 01 Month 19 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000029621


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name