Mood and Memory Function in Ovariectomised Rats Exposed to Social Instability Stress

Table 3

Correlation between the estradiol, ACTH, and corticosterone levels and the memory, anxiety- and depressive-like behavioural scores.

	Estradiol (pg/mL)	ACTH (pg/mL)	Corticosterone (pg/mL)
Memory
Discriminative index ratio of STM	0.202	−0.435^∗	−0.222
Discriminative index ratio of LTM	0.444^∗	−0.697^∗∗	−0.715^∗∗
Anxiety-like behaviour
Grooming (s)	−0.584^∗∗	0.758^∗∗	0.792^∗∗
Cross lines (s)	−0.774^∗∗	0.683^∗∗	0.812^∗∗
Freezing (s)	−0.783^∗∗	0.673^∗∗	0.834^∗∗
Face washing (number per 10 min)	−0.287	0.363^∗	0.442^∗
Total rearing (number per 10 min)	0.734^∗∗	−0.597^∗∗	−0.743^∗∗
No of boli (number per 10 min)	−0.734^∗∗	0.671^∗∗	0.767^∗∗
Depressive-like behaviour
Swimming (s)	0.722^∗∗	−0.540^∗∗	−0.720^∗∗
Struggling (s)	0.858^∗∗	−0.428^∗	−0.745^∗∗
Immobility (s)	−0.821^∗∗	0.468^∗	0.728^∗∗

Each value represents the Pearson correlation coefficients (𝑟). ^∗𝑃<0.05; ^∗∗𝑃<0.001.