Table 5 Correlation of AI and PI with stage, grade, response to immunotherapy and expression of Bcl-2 and Fas
|  | AI (%, mean±s.d.) | P -value | PI (%, mean±s.d.) | P -value |
|---|---|---|---|---|
T stage | ||||
 T1,2 | 0.675 (±0.693) | NS | 5.002 (±3.189) | NS |
 T3,4 | 0.511 (±0.558) |  | 5.403 (±4.316) |  |
Grade | ||||
 G1,2 | 0.603 (±0.625) | NS | 4.629 (±3.179) | 0.0287 |
 G3 | 0.260 (±0.174) |  | 9.858 (±6.184) |  |
Response | ||||
 CR+PR | 0.380 (±0.281) | NS | 6.635 (±6.127) | NS |
 NC+PD | 0.605 (±0.648) |  | 4.945 (±3.288) |  |
Bcl-2(+) | 0.774 (±0.942) | NS | 3.978 (±3.865) | 0.0390 |
Bcl-2(−) | 0.457 (±0.303) |  | 5.911 (±3.943) |  |
Fas(+) | 0.626 (±0.667) | NS | 5.442 (±2.796) | NS |
Fas(−) | 0.524 (±0.562) |  | 5.187 (±4.593) |  |
