Table 3.

Correlations between opioid mRNAs and respective opioid peptide products in the pgACC

Correlation	Hemisphere	Spearman's rank coefficient, ρ
PDYN and Dyn A	Left	0.85***
	Right	0.73***
PDYN and Dyn B	Left	0.75***
	Right	0.70***
PDYN and LER	Left	0.43
	Right	−0.13
PENK and MEAP	Left	0.13
	Right	0.24

The combined sample of males and females was analyzed. ***P < 0.001.