Table 1.
Characteristics of patients with advanced liver cancer in SEER database.
| Parameter | Characteristic | Number of patients | Beam radiation | Internal radiation | χ2 | P value |
|---|---|---|---|---|---|---|
| N (%) | N (%) | |||||
| Gender | 0.746 | 0.388 | ||||
| Male | 542 | 416 (76.8) | 126 (23.2) | |||
| Female | 99 | 72 (72.7) | 27 (27.3) | |||
| Marriage | 24.531 | <0.001 | ||||
| Married | 348 | 242 (69.5) | 106 (30.5) | |||
| Divorced | 84 | 74 (88.1) | 10 (11.9) | |||
| Seperated | 7 | 6 (85.7) | 1 (14.3) | |||
| Single (never married) | 124 | 103 (83.1) | 21 (16.9) | |||
| Widowed | 55 | 47 (85.5) | 8 (14.5) | |||
| Unknown | 22 | 16 (72.7) | 6 (27.3) | |||
| Age | 2.095 | 0.351 | ||||
| ≤50 | 49 | 39 (79.6) | 10 (20.4) | |||
| 51-69 | 367 | 285 (77.7) | 82 (22.3) | |||
| ≥70 | 225 | 164 (72.9) | 61 (27.1) | |||
| Race | 0.345 | 0.841 | ||||
| White | 454 | 344 (75.8) | 110 (24.2) | |||
| Black | 107 | 81 (75.7) | 26 (24.3) | |||
| *Others | 80 | 63 (78.8) | 17 (21.3) | |||
| Grade | 58.232 | <0.001 | ||||
| I-Well differentiated | 82 | 44 (53.7) | 38 (46.3) | |||
| II-Moderately differentiated | 99 | 57 (57.6) | 42 (42.4) | |||
| III-Poorly differentiated | 78 | 64 (82.1) | 14 (17.9) | |||
| IV-Undifferentiated | 2 | 2 (100) | 0 (0) | |||
| Unknown | 380 | 321 (84.5) | 59 (15.5) | |||
| Tumor stage | 138.285 | <0.001 | ||||
| T0 | 9 | 9 (100) | 0 (0.0) | |||
| T1 | 125 | 115 (92.0) | 10 (8.0) | |||
| T2 | 67 | 60 (89.6) | 7 (10.4) | |||
| T3 | 259 | 136 (52.4) | 123 (47.5) | |||
| T4 | 42 | 34 (96.4) | 8 (19.0) | |||
| TX | 139 | 134 (96.4) | 5 (3.6) | |||
| Size (cm) | 59.184 | <0.001 | ||||
| <3.0 | 60 | 55 (91.7) | 5 (8.3) | |||
| 3.0-5.0 | 70 | 59 (84.3) | 11 (15.7) | |||
| >5.0 | 317 | 200 (63.1) | 117 (36.9) | |||
| Lymph node invasion | 34.879 | <0.001 | ||||
| N0 | 433 | 305 (70.4) | 128 (29.6) | |||
| N1 | 83 | 63 (75.9) | 20 (24.1) | |||
| NX | 125 | 120 (96.0) | 5 (4.0) | |||
| TNM stage | 310.846 | <0.001 | ||||
| III | 184 | 54 (29.3) | 130 (70.7) | |||
| IV | 457 | 434 (95.0) | 23 (5.0) |
*Others include American Indian/AK Native, Asian/Pacific Islander.