Variables | SPP1 expression in ESCC | P | |
---|---|---|---|
Low (n = 44) | High (n = 64) | ||
Sex | |||
 Male | 34 | 48 | 0.786 |
 Female | 10 | 16 | |
Age (years) | |||
  <  = 60 | 15 | 15 | 0.244 |
  > 60 | 29 | 48 | |
 Unknown |  | 1 | |
Tumor size | |||
 T1-T2 | 7 | 13 | 0.531 |
 T3-T4 | 35 | 47 | |
 Unknown | 2 | 4 | |
Lymphatic metastasis | |||
 Positive | 26 | 32 | 0.287 |
 Negative | 17 | 32 | |
 Unknown | 1 |  | |
Clinical stage | |||
 I-II | 19 | 30 | 0.869 |
 III-IV | 23 | 34 | |
 Unknown | 2 |  |