Table 1.
Analysis of the interaction between the inhibitory effect of docosahexaenoic acid in combination with 5-fluorouracil on cell growth by combination index
| Time (h) | Combination index | Pa value |
| 24 | 0.161 ± 0.065 | < 0.05 |
| 48 | 0.057 ± 0.013 | < 0.05 |
aP < 0.05 vs the additive combination index of 1 by Student’s t-test.