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. Author manuscript; available in PMC: 2014 Mar 24.
Published in final edited form as: Gut. 2012 Apr 5;62(3):404–408. doi: 10.1136/gutjnl-2011-300514

Table 3.

Characteristics of endoscopic surveillance

Characteristic
Total no of colonoscopies 146
Median (range) no of colonoscopies per patient 2.0 (1–11)
Mean±SD (range) age at first colonoscopy (years) 50.8±12.2 (22–71)
Mean±SD (range) age at last colonoscopy (years) 56.1±12.6 (24–78)
Median (range) follow-up (years) 2.0 (0–30)
Median (range) colonoscopy surveillance interval (years) 1.0 (0.5–6.0)
No of patients with EGD screening 22
No of patients with serrated polyps/adenomas on EGD 0
Mean±SD (range) age at EGD screening (years) 55.6±12 (29–77)

EGD, oesophogastroduodenoscopy.