Supplementary Table 1.
Patient features by chemotherapy.
| Characteristics | No chemo- therapy | Chemo- therapy | P-value |
|---|---|---|---|
| Total | 294 | 125 | |
| Age (years) | 65.7±12.3 | 61.4±11.8 | <0.001 |
| Gender | 0.368 | ||
| Female | 110 | 41 | |
| Male | 184 | 84 | |
| Race | 0.852 | ||
| White | 194 | 81 | |
| Black | 32 | 16 | |
| Unknown | 68 | 28 | |
| Marital status | 0.1 | ||
| Married | 228 | 104 | |
| Single | 58 | 15 | |
| Unknown | 8 | 6 | |
| Grade | 0.91 | ||
| Well; I | 43 | 20 | |
| Moderately; II | 79 | 34 | |
| Poorly; III | 25 | 13 | |
| Undifferentiated; IV | 4 | 2 | |
| Unknown | 143 | 56 | |
| Tumor stage | 0.03 | ||
| T1 | 128 | 41 | |
| T2 | 40 | 20 | |
| T3 | 43 | 30 | |
| T4 | 63 | 31 | |
| Unknown | 20 | 3 | |
| Lymph node metastases | 0.68 | ||
| N0 | 226 | 100 | |
| N1 | 13 | 6 | |
| Unknown | 55 | 19 | |
| Distant metastases | 0.07 | ||
| M0 | 229 | 96 | |
| M1 | 47 | 27 | |
| Unknown | 18 | 2 | |
| Summary stage | <0.01 | ||
| Localized | 169 | 57 | |
| Regional | 60 | 39 | |
| Distance | 47 | 27 | |
| Unknown | 18 | 2 | |
| TNM stage | <0.01 | ||
| I | 108 | 29 | |
| II | 34 | 17 | |
| III | 51 | 39 | |
| IV | 47 | 27 | |
| Unknown | 54 | 13 | |
| AFP level | <0.001 | ||
| Elevated | 165 | 94 | |
| Normal | 126 | 31 | |
| Unknown | 3 | 0 | |
| Surgery | <0.001 | ||
| No | 165 | 94 | |
| Yes | 126 | 31 | |
| Unknown | 3 | 0 | |
| Radiation | 0.01 | ||
| No | 282 | 111 | |
| Yes | 12 | 14 |