Table 4.

Results of statistical analysis of behavioral variables in endings of closed arms of the arena of EPM test, chosen after heat map observation

Variable/arm	Left		Right
Entries to endings of closed arms (f)	F(3,236) = 1.62, p = 0.186		F(3,236) = 2.91, p = 0.035
Time spending in endings of closed arms (s)	F(3,236) = 4.37, p = 0.005		F(3,236) = 3.43, p = 0.018
Variable/group	SH NaCl	SH LPS	VG NaCl	VG LPS
Entries to endings of closed arms (f)	F(1,128) = 2.82, p = 0.096	F(1,88) = 0.32, p = 0.571	F(1,128) = 2.28, p = 0.133	F(1,128) = 10.55, p = 0.001
Time spending in endings of closed arms (s)	F(1,128) = 0.09, p = 0.766	F(1,88) = 4.76, p = 0.032	F(1,128) = 10.63, p = 0.001	F(1,128) = 8.18, p = 0.005

F—ANOVA test, standard font—statistical insignificant, bolded and italicized font—statistical significant. Left ending of the left closed arm, right ending of the right closed arm, SH sham surgery, VG subdiaphragmatic vagotomy, NaCl single intraperitoneal vehicle injection, LPS single intraperitoneal LPS injection