Category | N | Stable disease (SD) n (%) | Progressive disease (PD) n (%) | Chi-square value | p value |
Overall response | 28 | 8 (28.6) | 20 (71.4) | ||
Chemo naïve | 7 | 4 (55.6) | 3 (44.4) | 4.7 | 0.03 |
Chemo refractory (received one or two lines of chemotherapy) | 21 | 4 (15.8) | 17 (84.2) | ||
Triple negative | 20 | 7 (35) | 13 (65) | 7.605 | 0.02 |
ER neg, PR neg, HER2 neu positive | 7 | 0 (0) | 7 (100) | ||
Unknown receptor status | 1 | 1(100) | 0 (0) | ||
Tumor load < 5 cm | 17 | 7 (25) | 10 (35.7) | 3.369 | 0.066 |
Tumor load > 5 cm | 10 | 1(12.5) | 10 (50) | ||
Pathological grade 2 | 9 | 3 (10.7) | 6 (21.4) | 0.147 | 0.70 |
Pathological grade 3 | 19 | 5 (62.5) | 14 (70) | ||
ECOG PS 1 | 23 | 7 (25) | 16 (57.1) | 0.219 | 0.64 |
ECOG PS 2 | 5 | 1(3.6) | 4 (14.3%) |