Table 1 Correlation between serum sCD26/DPP4 titer variation and tumor volume change/PFS by PPMC or SRDC analysis
Peason’ s Product -moment correlation | Spearman’ s rank difference correlation | |||||
|---|---|---|---|---|---|---|
Var .1 | Var .2 | n | r | P value | ρ | P value |
tumor volume %change | PFS | 25 | - 0. 514 | 0. 008 ** | - 0. 504 | 0. 014 * |
tumor volume %change | sCD26 Day 1 Post | 25 | - 0. 214 | 0. 308 | - 0. 198 | 0. 333 |
〃 | sCD26 Day15 Pr e | 24 | - 0. 085 | 0. 696 | 0. 002 | 0. 993 |
〃 | sCD26 Day15 Post | 23 | - 0. 115 | 0. 606 | - 0. 169 | 0. 428 |
〃 | sCD26 Day29 Pr e | 23 | 0. 548 | 0. 006 * | 0. 553 | 0. 009 ** |
〃 | sCD26 Day29 Post | 22 | 0. 358 | 0. 102 | 0. 304 | 0. 163 |
〃 | DPP4 Day 1 Post | 25 | - 0. 146 | 0. 490 | - 0. 182 | 0. 374 |
〃 | DPP4 Day15 Pr e | 24 | - 0. 068 | 0. 757 | - 0. 023 | 0. 910 |
〃 | DPP4 Day15 Post | 23 | - 0. 039 | 0. 862 | - 0. 037 | 0. 864 |
〃 | DPP4 Day29 Pr e | 23 | 0. 502 | 0. 014 | 0. 531 | 0. 013 * |
〃 | DPP4 Day29 Post | 22 | 0. 379 | 0. 082 | 0. 451 | 0. 039 * |
PFS (days) | sCD26 Day 1 Post | 26 | 0. 047 | 0. 821 | 0. 083 | 0. 678 |
〃 | sCD26 Day15 Pr e | 25 | - 0. 021 | 0. 922 | - 0. 099 | 0. 626 |
〃 | sCD26 Day15 Post | 24 | - 0. 010 | 0. 964 | 0. 017 | 0. 935 |
〃 | sCD26 Day29 Pr e | 24 | - 0. 351 | 0. 093 | - 0. 205 | 0. 325 |
〃 | sCD26 Day29 Post | 23 | - 0. 521 | 0. 010 ** | - 0. 332 | 0. 119 |
〃 | DPP4 Day 1 Post | 26 | - 0. 109 | 0. 600 | - 0. 048 | 0. 809 |
〃 | DPP4 Day15 Pr e | 25 | - 0. 022 | 0. 919 | - 0. 089 | 0. 663 |
〃 | DPP4 Day15 Post | 24 | - 0. 034 | 0. 877 | - 0. 072 | 0. 732 |
〃 | DPP4 Day29 Pr e | 24 | - 0. 253 | 0. 235 | - 0. 167 | 0. 423 |
〃 | DPP4 Day29 Post | 23 | - 0. 442 | 0. 034 * | - 0. 381 | 0. 074 |