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. 2021 Aug;12(4):1518–1530. doi: 10.21037/jgo-21-3

Table 5. The incidence rates of delayed post-polypectomy bleeding in the groups according to the withdrawal period of anticoagulants.

Variables Group Aa (26 patients, 45 lesions) Group Ba (20 patients, 34 lesions) Group Ca (50 patients, 93 lesions)
Incidence of DPPB, n (%) 1 (2.2) 3 (8.8) 3 (3.2)
P value
    vs. Group A – 0.309 >0.999
    vs. Group B – – 0.341
    vs. Group C – – –

a, Group A, anticoagulant withdrawal period of ≥2 days; Group B, anticoagulant withdrawal period of 1 day (on the day of colonoscopy); Group C, without anticoagulant withdrawal period (continued). DPPB, delayed post-polypectomy bleeding.