Table 1.
Summary of subject clinicopathological information
| GC (N = 59) | Non-GC (N = 7) | |
|---|---|---|
| Mean (SD) | Mean (SD) | |
| Age | 68 (7.5) | 72 (8.4) |
| BMI | 20 (3.9) | 19 (1.9) |
| N (%) | N (%) | |
| Sex | ||
| Female | 13 (22) | 1 (14) |
| Male | 46 (78) | 6 (86) |
| Tobacco smoking | ||
| Never | 20 (34) | 1 (14) |
| Former | 25 (42) | 2 (29) |
| Current | 14 (24) | 4 (57) |
| Alcohol consumption | ||
| Never | 24 (41) | 5 (71) |
| Social drinking | 12 (20) | 0 (0) |
| Light | 4 (7) | 0 (0) |
| Moderate | 9 (15) | 0 (0) |
| Heavy | 10 (17) | 2 (29) |
| Operative procedure | ||
| Total resection | 16 (27) | |
| Proximal resection | 2 (3) | |
| Distal resection | 39 (66) | |
| Other (partial) | 2 (3) | |
| T category | ||
| T1a | 12 (20) | |
| T1b | 14 (24) | |
| T2 | 4 (7) | |
| T3 | 19 (32) | |
| T4a | 9 (15) | |
| T4b | 1 (2) | |
| N category | ||
| N0 | 29 (49) | |
| N1 | 10 (17) | |
| N2 | 8 (14) | |
| N3a | 8 (14) | |
| N3b | 4 (7) | |
| Pathological stage | ||
| IA | 21 (36) | |
| IB | 5 (8) | |
| IIA | 7 (12) | |
| IIB | 8 (14) | |
| IIIA | 5 (8) | |
| IIIB | 8 (14) | |
| IIIC | 5 (8) | |
| Tumor location | ||
| Upper | 9 (15) | |
| Middle | 26 (44) | |
| Lower | 23 (39) | |
| Others | 1 (2) | |
| Classification of cases by sampled gastric zone | ||
| UML | 9 (15) | |
| UM | 4 (7) | |
| ML | 42 (71) | |
| M | 3 (5) | |
| Unknown | 1 (2) | |
The basic characteristics of gastric cancer (GC) or nongastric cancer (non-GC) subjects are summarized. Tumor-related information is also presented for GC cases. The details of this information are described in Supplementary Table S4