Table 1 Characteristics of study patients
From: The role of aspirin in post-polypectomy bleeding – a retrospective survey
Aspirin group | Non-Aspirin group | pvalue | |
|---|---|---|---|
Number of patients | 145 | 348 | |
Age | |||
Mean (SE) | 72.1 (0.7) | 62.2 (0.7) | p<0.05 |
Gender | |||
Male | 83 (57.2%) | 191 (54.9%) | NS, p=0.63 |
Concomitant NSAID use | 4 (2.8%) | 12 (3.5%) | NS, p=0.68 |
Concomitant dipyridamole use | 2 (1.4%) | 3 (0.9%) | NS, p=0.64 |
Polyp Data | |||
Total number of polypectomies | 450 | 1052 | |
Range of number of polyps removed per Patient | 1-30 | 1-26 | |
Number of polypectomies per patient (SE) | 3.1 (0.3) | 3.1 (0.5) | NS, p=0.79 |
Range of the size of polyp removed | 2-40 mm | 2-60mm | |
Average size of largest polyp per patient (SE) | 9.6 (0.7) mm | 9.2 (0.5) mm | NS, p=0.59 |
Polypectomy technique | |||
Cold biopsy | 35 (24.1%) | 90 (25.9%) | NS, p=0.69 |
Hot biopsy | 18 (12.4%) | 51 (14.7%) | NS, p=0.50 |
Snare (blended current) | 92 (63.4%) | 207 (59.5%) | NS, p=0.43 |
Number of patients presented with post-polypectomy bleed | 8 (5.5%) | 3 (0.8%) | p<0.05 |