Table 3.
Clinicopathological features of the CSS and non-CSS groups
| CSS, n = 174 | Non-CSS, n = 130 | p value | |
|---|---|---|---|
| Age, mean (SD) | 72.6 (8.6) | 74.1 (7.6) | 0.110 |
| Gender, n (%) | 1 | ||
| Male | 103 (70.1) | 94 (72.3) | |
| Female | 44 (29.9) | 36 (27.7) | |
| Co-morbidity (/lesion) | |||
| Atrial fibrillation | 14 (8.0) | 10 (7.7) | 1 |
| Ischemic heart disease | 5 (2.9) | 7 (5.4) | 0.373 |
| Cerebrovascular disease | 11 (6.3) | 11 (8.5) | 0.508 |
| Chronic kidney disease on HD | 3 (1.7) | 1 (0.8) | 0.638 |
| Antithrombotic agent therapy, n (%) | (/lesion) | ||
| Aspirin | 12 (6.9) | 12 (7.1) | 0.521 |
| Thienopyridine derivatives | 12 (6.9) | 8 (6.2) | 1 |
| Cilostazol | 8 (4.6) | 2 (1.5) | 0.198 |
| Warfarin | 5 (2.9) | 3 (2.3) | 1 |
| DOAC | 18 (10.3) | 8 (6.2) | 0.220 |
| others | 11 (6.3) | 13 (10.0) | 0.284 |
| Antithrombotic agent use, n (%) | 53 (30.5) | 39 (30.0) | 1 |
| Single | 41 (23.6) | 31 (23.8) | 1 |
| Doublet | 9 (5.2) | 6 (4.6) | 1 |
| Triplet | 2 (1.1) | 1 (0.8) | 1 |
| Heparin replacement | 10 (5.7) | 5 (3.8) | 0.595 |
| P-CAB | 18 (10.3) | 20 (15.4) | 0.221 |
| Tumor location, n (%) | |||
| Lower third | 75 (43.1) | 69 (53.1) | 0.104 |
| Middle third | 65 (37.4) | 38 (29.2) | 0.144 |
| Upper third | 34 (19.5) | 22 (16.9) | 0.654 |
| Macroscopic type, n (%) | |||
| Elevated | 72 (41.4) | 65 (50.0) | 0.162 |
| Flat/depressed | 81 (46.6) | 57 (43.8) | 0.644 |
| Mixed | 21 (12.1) | 8 (6.2) | 0.113 |
| Histology | |||
| Adenoma | 44 (25.3) | 14 (10.8) | 0.002 |
| Differentiated type | 123 (70.7) | 110 (84.6) | 0.006 |
| Undifferentiated type | 7 (4.0) | 6 (4.6) | 0.784 |
| UL (+), n (%) | 15 (8.6) | 8 (6.2) | 0.513 |
| Depth | |||
| SM2, n (%) | 8 (4.6) | 8 (6.2) | 0.609 |
| Resection size, mm(mean ± SD) | 37.2 (12.9) | 36.8 (12.4) | 0.808 |
| Resection size > 30 mm, n (%) | 115 (66.1) | 82 (63.1) | 0.628 |
| Tumor size, mm(mean ± SD) | 17.4 (11.6) | 15.6 (10.7) | 0.177 |
| Resection time, minutes(mean ± SD) | 112.0 (74.5) | 92.1 (65.2) | 0.015 |
| Resection time > 100 min, n (%) | 81 (46.6) | 44 (33.8) | 0.034 |
| En bloc resection, n (%) | 167 (96.0) | 128 (98.5) | 0.309 |
| R0 resection, n (%) | 161 (92.5) | 125 (96.2) | 0.225 |
| Intraoperative perforation, n (%) | 5 (2.9) | 0 (0) | 0.074 |