Table 3. Five- and eight-year cumulative incidences of death among patients with major salivary gland cancer in the SEER cohort.
Variables | Cause-specific death | Death From Other Causes | ||||
---|---|---|---|---|---|---|
5-year | 8-year | P | 5-year | 8-year | P | |
All Patients | 0.197 | 0.208 | 0.084 | 0.101 | ||
Age, years | <0.001 | <0.001 | ||||
15-44 | 0.066 | 0.080 | 0.010 | 0.011 | ||
45-54 | 0.149 | 0.153 | 0.024 | 0.032 | ||
55-64 | 0.204 | 0.215 | 0.044 | 0.058 | ||
65-74 | 0.224 | 0.239 | 0.077 | 0.100 | ||
75-84 | 0.267 | 0.279 | 0.168 | 0.208 | ||
85+ | 0.353 | 0.359 | 0.314 | 0.329 | ||
Race | <0.001 | 0.001 | ||||
White | 0.209 | 0.220 | 0.090 | 0.109 | ||
Black | 0.142 | 0.161 | 0.061 | 0.067 | ||
Other* | 0.135 | 0.138 | 0.048 | 0.062 | ||
Sex | <0.001 | <0.001 | ||||
Female | 0.137 | 0.148 | 0.052 | 0.063 | ||
Male | 0.237 | 0.247 | 0.106 | 0.127 | ||
Marital status | 0.017 | <0.001 | ||||
Unmarried | 0.172 | 0.183 | 0.053 | 0.067 | ||
Married | 0.206 | 0.217 | 0.095 | 0.114 | ||
Grade | <0.001 | <0.001 | ||||
I | 0.021 | 0.023 | 0.043 | 0.052 | ||
II | 0.119 | 0.129 | 0.064 | 0.079 | ||
III | 0.329 | 0.344 | 0.126 | 0.149 | ||
IV | 0.297 | 0.313 | 0.088 | 0.108 | ||
Laterality | 0.984 | 0.316 | ||||
Left | 0.198 | 0.209 | 0.089 | 0.107 | ||
Right | 0.196 | 0.207 | 0.079 | 0.095 | ||
Site | <0.001 | 0.371 | ||||
Parotid | 0.190 | 0.199 | 0.086 | 0.103 | ||
Submandibular | 0.254 | 0.276 | 0.076 | 0.092 | ||
Sublingual | 0.078 | 0.098 | 0.039 | 0.059 | ||
T stage | <0.001 | <0.001 | ||||
T1 | 0.064 | 0.066 | 0.046 | 0.058 | ||
T2 | 0.141 | 0.151 | 0.075 | 0.094 | ||
T3 | 0.265 | 0.282 | 0.118 | 0.138 | ||
T4a | 0.354 | 0.374 | 0.127 | 0.148 | ||
T4b | 0.521 | 0.533 | 0.061 | 0.073 | ||
N stage | <0.001 | 0.031 | ||||
N0 | 0.102 | 0.110 | 0.075 | 0.092 | ||
N1 | 0.333 | 0.361 | 0.110 | 0.127 | ||
N2a | 0.425 | 0.425 | 0.125 | 0.150 | ||
N2b | 0.429 | 0.443 | 0.092 | 0.109 | ||
N2c | 0.481 | 0.481 | 0.222 | 0.222 | ||
N3 | 0.500 | NA | 0.083 | NA | ||
M stage | <0.001 | 0.119 | ||||
M0 | 0.174 | 0.186 | 0.085 | 0.103 | ||
M1 | 0.686 | 0.686 | 0.064 | 0.064 | ||
Surgery Performed | <0.001 | <0.001 | ||||
Yes | 0.174 | 0.185 | 0.080 | 0.097 | ||
None | 0.571 | 0.583 | 0.146 | 0.164 | ||
Radiation | <0.001 | 0.906 | ||||
Yes | 0.225 | 0.239 | 0.083 | 0.093 | ||
None | 0.152 | 0.157 | 0.087 | 0.099 |
*Other including American Indian/AK Native, Asian/Pacific Islander.