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Table 3 Basic characteristics of patients with synchronous polyps and synchronous polyps

From: Frequent co-occurrence of high-grade dysplasia in large flat colonic polyps (>20 mm) and synchronous polyps

Characteristic Number of patients
Complete colonoscopy, no. patients (%) 582 (100)
with detection of synchronous polyps 391 (67.2)
with location of synchronous polyps 378 (64.9)
with histology of synchronous polyps 355 (61.0)
Synchronous polyp location (% of total)  
Caecum 130 (22.3)
Ascending colon 132 (22.7)
Hepatic flexure 62 (10.7)
Transverse colon 130 (22.3)
Splenic flexure 12 (2)
Descending colon 82 (14.1)
Sigmoid colon 128 (22)
Rectum 83 (14.3)
Synchronous polyp histology (% of total)  
Serrated polyps (including hyperplastic polyps) 100 (17.2)
LGD 303 (52.1)
HGD 49 (8.4)
Adenocarcinoma 21 (3.6)