Background: Current guidelines recommend a 10-year interval between screening
colonoscopies, but evidence is limited. Objective: To assess the long-term risk for colorectal …

Background A single colonoscopy at the age of 65 years has been recommended as a
potential option to screen for colorectal cancer. This study compares the cost-effectiveness …

PURPOSE: Recent media reports have advocated the use of colonoscopy for colorectal
cancer screening. However, colonoscopy is expensive compared with other screening …

Background and Aims Prior studies assessing the yield of a second screening colonoscopy
performed 10 years after an initial screening colonoscopy with negative results did not …

Background The appropriate interval for endoscopic rescreening after a negative
colonoscopic examination is uncertain. Methods We identified persons with no adenomas …

ContextA recent expert panel recommended that persons at average risk of colorectal
cancer (CRC) begin screening for CRC at age 50 years using 1 of several strategies …

Purpose As evidence mounts for effectiveness, an increasing proportion of the United States
population undergoes colorectal cancer screening. However, relatively little is known about …

Background: The US Preventive Services Task Force recommends against routine
screening for colorectal cancer (CRC) in adequately screened persons older than 75 years …

Background All relevant authorities recommend an interval of 10 years between normal
screening colonoscopies. We assessed the timing of repeated colonoscopies after a …

Background: Colonoscopy has become a preferred colorectal cancer (CRC) screening
modality. Little is known about why patients who are referred for colonoscopy do not …