Table 5. Methods of anastomosis according to the types of gastrectomy.
| Resection type | Anastomosis | 2004 | 2009 | 2014 | 2019 |
|---|---|---|---|---|---|
| Distal gastrectomy | Billroth I | 4,340 (55.3) | 6,581 (63.4) | 5,426 (51.0) | 3,347 (33.6) |
| Billroth II | 3,285 (41.9) | 3,437 (33.1) | 3,869 (36.4) | 4,477 (45.0) | |
| Roux-en-Y | 175 (2.2) | 332 (3.2) | 933 (8.8) | 2,038 (20.5) | |
| Loop | 11 (0.1) | 0 (0) | NA | NA | |
| Jejunal interposition | 33 (0.4) | 23 (0.2) | 0 (0) | NA | |
| Uncut Roux-en-Y | NA | NA | 404 (3.8) | 90 (0.9) | |
| Others | 3 (<0.1) | 2 (<0.1) | 3 (<0.1) | 3 (<0.1) | |
| Near total gastrectomy* | Billroth II | 46 (67.6) | 59 (56.2) | 23 (21.5) | NA |
| Roux-en-Y | 22 (32.4) | 39 (37.1) | 81 (75.7) | NA | |
| Jejunal interposition | 0 (0) | 5 (4.8) | 0 (0) | NA | |
| Uncut Roux-en-Y | NA | NA | 3 (2.8) | NA | |
| Others | 0 (0) | 2 (1.9) | 0 (0) | NA | |
| Total gastrectomy | Roux-en-Y | 2,407 (91.1) | 3,308 (98.8) | 3,418 (97.8) | 2,874 (99.3) |
| Loop | 155 (5.9) | 18 (0.5) | 13 (0.4) | 12 (0.4) | |
| Jejunal interposition | 49 (1.9) | 10 (0.3) | 8 (0.2) | 5 (0.2) | |
| Uncut Roux-en-Y | NA | NA | 56 (1.6) | NA | |
| Others | 30 (1.1) | 12 (0.4) | 3 (<0.1) | 4 (0.1) | |
| Proximal gastrectomy | Esophagogastrostomy | NA | NA | 50 (37.9) | 66 (18.8) |
| Double tract | NA | NA | 82 (62.1) | 286 (81.2) |
Values are presented as number (%).
NA = not available (items were not included in the survey).
*Near total gastrectomy was not included as a choice in the 2019 survey.