Table 1.
Average escape latency (s) in the Morris water maze test in each group
| Group | Day 1 | Day 2 | Day 3 | Day 4 | Day 5 |
|---|---|---|---|---|---|
| Sham | 48.37±17.95 | 49.47±16.34 | 36.94±19.69 | 43.32±17.16 | 38.89±16.02 |
| Model | 52.87±15.17 | 51.40±15.41 | 49.15±16.71** | 48.68±16.44 | 43.12±16.94 |
| Lycopene 50 mg/kg | 52.25±13.27 | 49.00±16.21 | 54.20±12.24*** | 46.85±15.85 | 44.17±17.26 |
| Lycopene 100 mg/kg | 46.47±14.49 | 41.72±16.54 | 37.32±18.10##†† | 38.02±16.19 | 34.68±17.34#† |
| Lycopene 200 mg/kg | 47.72±16.09 | 42.94±17.64* | 44.42±18.19 | 46.77±15.96 | 45.39±16.70¦¦ |
| F-value | 1.259 | 2.556 | 7.42 | 2.552 | 2.715 |
| P-value | 0.288 | 0.04 | 0 | 0.0741 | 0.031 |
*P < 0.05, **P < 0.01, ***P < 0.001, vs. sham group; #P < 0.05, ##P < 0.01, vs. model group; †P < 0.05, †††P < 0.001, vs. lycopene 50 mg/kg group; §§P < 0.01, vs. lycopene 100 mg/kg group. Data are presented as the mean ± SEM (n = 10; two-way analysis of variance followed by the least-significant difference post hoc test). The main factor of group and the secondary factor of day had statistical difference.