1. Volume 144, Issue 7, Pages 1410-1418 (June 2013)
Features of Adenoma and Colonoscopy Associated With Recurrent Colorectal Neoplasia Based on a Large Community-Based Study 
Else–Mariëtte B. van Heijningen, Iris Lansdorp–Vogelaar, Ernst J. Kuipers, Evelien Dekker, Wilco Lesterhuis, Frank Ter Borg, Juda Vecht, Vincent de Jonge, Pieter Spoelstra, Leopold Engels, Clemens J.M. Bolwerk, Robin Timmer, Jan H. Kleibeuker, Jan J. Koornstra, Marjolein van Ballegooijen, Ewout W. Steyerberg 
Gastroenterology 
Volume 144, Issue 7, Pages (June 2013)
DOI: /j.gastro
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2. Figure 1
The study cohort. Percentages should be interpreted cautiously because they are not based on a formal Kaplan-Meier analysis.
Gastroenterology  , DOI: ( /j.gastro )
Copyright © 2013 AGA Institute Terms and Conditions

3. Figure 2
Flow chart of findings (and median interval) of first and subsequent (for patients without adenomas at previous examinations) surveillance examinations. AA includes adenomas with one or more of the following characteristics; villous histology, HGD, and size ≥10 mm, including CRC. NAA includes adenomas <10 mm, with tubular or tubulovillous histology and low-grade dysplasia. Red blocks add up to 203 patient records with AA at surveillance (in 203 patients). Orange blocks add up to 954 patient records with NAA at surveillance (in 954 patients). Green blocks add up to 3298 patient records with no adenoma at surveillance (in 1833 patients). aAdds up to the number of patients with no adenoma detected at surveillance. FU, follow-up endoscopy.
Gastroenterology  , DOI: ( /j.gastro )
Copyright © 2013 AGA Institute Terms and Conditions