Table 2.

Open-field test (mean ± SE)

	Model before	Model after
Stand-up times
FD1	21.83 ± 0.95	18 ± 1.00
FD2	22.00 ± 0.89	3.00 ± 0.78a
Number of crossings
FD1	55.33 ± 1.31	50.67 ± 0.80
FD2	54.83 ± 2.23	8.33 ± 0.92a
Number of cleanings
FD1	9.83 ± 0.60	8.83 ± 0.31
FD2	9.83 ± 0.48	2.17 ± 0.40a

Normal group: FD1; Model group: FD2.

^aP < 0.01 vs the normal group.