Table 3.
Univariate analysis of OS and CSS in hypopharynx SCC patients
| Prognostic factor | 1-y overall survival | 1-y cancer-specific survival | ||
|---|---|---|---|---|
| % | p | % | p | |
| Gender | 0.253 | 0.117 | ||
| Male | 67.2 | 69.6 | ||
| Female | 68.1 | 74.1 | ||
| Age | <0.001 | 0.004 | ||
| ≤64 | 72.2 | 73.7 | ||
| >64 | 62.4 | 65.4 | ||
| Race | <0.001 | <0.001 | ||
| Caucasian | 69.9 | 73.2 | ||
| Asian | 66.8 | 72.8 | ||
| African American | 55.5 | 56.1 | ||
| Grade | 0.937 | 0.996 | ||
| 1 | 65.8 | 69.5 | ||
| 2 | 67.4 | 70.7 | ||
| 3 | 67.5 | 70.1 | ||
| T classification | <0.001 | <0.001 | ||
| T1 | 85.8 | 89.8 | ||
| T2 | 74.6 | 77.0 | ||
| T3 | 63.1 | 69.6 | ||
| T4a | 58.5 | 60.3 | ||
| T4b | 50.0 | 52.3 | ||
| N classification | <0.001 | <0.001 | ||
| N0 | 72.3 | 80.4 | ||
| N1 | 68.8 | 71.4 | ||
| N2a | 65.3 | 71.5 | ||
| N2b | 67.8 | 73.2 | ||
| N2c | 59.7 | 56.5 | ||
| N3 | 50.6 | 51.0 | ||
| Tumor location | <0.001 | 0.002 | ||
| Pyriform sinus | 72.0 | 74.4 | ||
| Postcricoid region | 66.1 | 74.9 | ||
| Aryepiglottic fold, hypopharyngeal | 77.4 | 78.3 | ||
| Posterior wall of hypopharynx | 59.7 | 59.0 | ||
| Overlapping lesion of hypopharynx | 58.3 | 62.6 | ||
| Hypopharynx, NOS | 59.5 | 64.2 | ||
| Surgery therapy | <0.001 | <0.001 | ||
| Yes | 78.6 | 82.5 | ||
| No | 63.6 | 67.4 | ||
| Distant metastases | <0.001 | <0.001 | ||
| No | 69.5 | 73.1 | ||
| Single | 32.0 | 30.8 | ||
| Multiple | 22.1 | 21.4 | ||
Abbreviations: NOS: not otherwise specified