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PARC (Promoting Adhesion to Referral for Colonoscopy) study: to compare different ways to invite subjects with a positive fecal occult blood test to colonoscopy

PARC (Promoting Adhesion to Referral for Colonoscopy) study: to compare different ways to invite subjects with a positive fecal occult blood test to colonoscopy ? an open, randomised, parallel group trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN68866180
Enrollment
3750
Registered
2013-09-30
Start date
2010-09-01
Completion date
Unknown
Last updated
2015-01-13

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

Conditions

Colorectal cancer screening programmes Cancer Malignant neoplasm of colon and malignant neoplasm of rectum

Interventions

Subjects with a positive fecal occult blood test are randomized to be invited to a total colonoscopy in different ways: 1. Both first invitation and recall by mail 2. First invitation by phone, recal

Sponsors

Italian Ministry of Health (Italy)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Subjects (male and female) 50-69 years old invited to perform a fecal occult blood test by the local colorectal cancer screening programme 2. With a positive fecal occult blood test

Exclusion criteria

Exclusion criteria: Subjects who did not give the consent to inform their General Practitioner of the result of the fecal occult blood test

Design outcomes

Primary

MeasureTime frame
1. Compliance to the two methods of first invitation to a total colonoscopy: measured at the baseline 2. Compliance to the three methods of recall of non-compliers: measured after three months Both outcomes are recorded by the endoscopist (or the nurse of the endoscopy service) through the management software of the screening programme.

Secondary

MeasureTime frame
Assessed three months after recruitment: Uptake of total colonoscopy outside the endoscopy services adhering to the screening programme

Countries

Italy

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026