Efficacy of carbon dioxide-insufflating colonoscopy comparing use of air

Efficacy of carbon dioxide-insufflating colonoscopy comparing use of air - carbon dioxide-insufflating colonoscopy

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000017411

Enrollment

Registered

2015-05-04

Start date

2010-04-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

patients with IBS and control

Interventions

carbon dioxide-insufflating colonoscopy air-insufflating colonoscopy IBS non-IBS

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: patients who recieve colonoscopy

Exclusion criteria

Exclusion criteria: cases in which organic diseases caused abdominal symptoms, for example, advanced colon cancer or colitis; cases in which one designated endoscopist could not insert the endoscope to the cecum; cases in which examinations were not performed by one designated endoscopist or were not performed without sedatives or analgesics; and cases for which the VAS scales questionnaire was not returned.

Design outcomes

Primary

Measure	Time frame
Patients' symptoms such as distension and pain were compared using a 10-cm visual analog scale	—

Countries

Japan

Contacts

Public ContactMototsugu KATO

Hokkaido University Hospital Division of Endoscopy

m-kato@med.hokudai.ac.jp011-716-1161

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026