Table 1. Baseline characteristics of the 379 patients and 615 sessile serrated polyps.

Patients n
Female, n (%)	252 (66.5)
Age, mean (SD), years	54.1 (11.9)
Lesions
Size
Mean (SD), mm	13.7 (5.2)
≥ 20 mm, n (%)	122 (19.8)
≥ 30 mm, n (%)	18 (2.9)
Location, n (%)
Right colon	343 (55.8)
Transverse including hepatic and splenic flexures	191 (31.1)
Left colon	81 (13.2)
Paris classification, n (%)
0-Is	75 (12.2)
0-Is	3 (0.5)
0-IIa	528 (85.8)
0-IIb	9 (1.5)
Synchronous polypectomy, n	267
Dysplasia, n (%)
Low grade	19 (3.1)
High grade	1 (0.2)

SD, standard deviation.