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Associations between clinicopathological variables and cytolytic activity
| Variable | Low cytolytic activity in tumor‐free samples (n = 8) | High cytolytic activity in tumor‐free samples (n = 15) | P value |
|---|---|---|---|
| Age (years, mean) | 51 | 67 | 0.057 (Mann–Whitney U test) |
| Sex (female/male) | 5/3 | 6/9 | 0.400 (Fisher's exact test) |
| Tumor size (1,2/4) | 5/3 | 12/3 | 0.621 (Fisher's exact test) |
| Tumor Stage (I, II/III, IV) | 5/3 | 10/5 | 1.000 (Fisher's exact test) |
