ALDH1A1 staining (numbers and percent) in cancer cells for three different cut-offs: (1) HS>10, (2) HS>0 and (3) strong staining in any number of cells
| Cohort 1 | Cohort 2 | |||||
|---|---|---|---|---|---|---|
| HS>10 | HS>0 | Strong | HS>10 | HS>0 | Strong | |
| No | 133 (62) | 108 (50) | 202 (94) | 130 (62) | 87 (41) | 179 (85) |
| Yes | 83 (38) | 108 (50) | 14 (6) | 80 (38) | 123 (59) | 31 (15) |
| Total | 216 | 216 | 216 | 210 | 210 | 210 |
ALDH1A1, aldehyde dehydrogenase family 1 member 1; HS, histoscore.