Table 2.

Treatment means for statistical comparisons between sessions 1 and 2

Property	Control	Stressed
Spatial correlation, z′	0.98 ± 0.06	0.69 ± 0.08
Unsigned relative firing rate	0.18 ± 0.02 (1.51-fold)	0.31 ± 0.04 (2.42-fold)
Unsigned relative spatial information	0.24 ± 0.02 (1.73-fold)	0.33 ± 0.04 (3.00-fold)
Unsigned relative field size	0.10 ± 0.02 (1.25-fold)	0.12 ± 0.02 (1.33-fold)
Unsigned relative running speed	0.06 ± 0.01 (1.15-fold)	0.09 ± 0.03 (1.26-fold)
Signed relative firing rate	−0.06 ± 0.04	−0.17 ± 0.06
Signed relative spatial information	−0.12 ± 0.04	−0.23 ± 0.06
Signed relative field size	−0.03 ± 0.02	−0.02 ± 0.03
Signed relative running speed	−0.01 ± 0.02	+0.04 ± 0.04