Table. Clinicopathologic Characteristics of Patients by Cohort.
| Characteristica | Patients, No. (%) (N = 1924) | ||||||
|---|---|---|---|---|---|---|---|
| TCGA-ESCA (n = 155) | TCGA-STAD (n = 353) | SMU-STAD (n = 332) | TCGA-COAD (n = 409) | TCGA-READ (n = 145) | TCGA-LIHC (n = 355) | TCGA-PAAD (n = 175) | |
| Sex | |||||||
| Female | 21 (13.5) | 122 (34.6) | 101 (30.4) | 195 (47.7) | 63 (43.4) | 116 (32.7) | 77 (44.0) |
| Male | 134 (86.5) | 231 (65.4) | 231 (69.6) | 214 (52.3) | 82 (56.6) | 239 (67.3) | 98 (56.0) |
| Age, median (IQR), y | 59 (53-70) | 66 (57-72) | 57 (49-64) | 68 (58-77) | 65 (57-72) | 61 (51-69) | 65 (57-73) |
| Cancer stage | |||||||
| I | 15 (9.7) | 41 (11.6) | 44 (13.3) | 71 (17.4) | 27 (18.6) | 164 (46.2) | 20 (11.4) |
| II | 66 (42.6) | 111 (31.4) | 73 (22.0) | 150 (36.7) | 42 (29.0) | 83 (23.4) | 145 (82.9) |
| III | 48 (31.0) | 161 (45.6) | 175 (52.7) | 121 (29.6) | 46 (31.7) | 81 (22.8) | 3 (1.7) |
| IV | 7 (4.5) | 33 (9.3) | 40 (12.0) | 56 (13.7) | 22 (15.2) | 4 (1.1) | 5 (2.9) |
| Unknown | 19 (12.3) | 7 (2.0) | 0 | 11 (2.7) | 8 (5.5) | 23 (6.5) | 2 (1.1) |
| Tumor grade | |||||||
| 1 | 18 (11.6) | 7 (2.0) | 41 (12.3) | 0 | 0 | 48 (13.5) | 30 (17.1) |
| 2 | 76 (49.0) | 123 (34.8) | 70 (21.1) | 0 | 0 | 170 (47.9) | 91 (52.0) |
| 3 | 44 (28.4) | 214 (60.6) | 221 (66.6) | 0 | 0 | 119 (33.5) | 49 (28.0) |
| 4 | 0 | 0 | 0 | 0 | 0 | 13 (3.7) | 2 (1.1) |
| Unknown | 17 (11.0) | 9 (2.5) | 0 | 409 (100) | 145 (100) | 5 (1.4) | 3 (1.7) |
Abbreviations: COAD, colon adenocarcinoma; ESCA, esophageal carcinoma; LIHC, liver hepatocellular carcinoma; PAAD, pancreatic adenocarcinoma; READ, rectum adenocarcinoma; SMU, Southern Medical University; STAD, stomach adenocarcinoma; TCGA, The Cancer Genome Atlas.