Table 3.

Correlation matrix of cortical SERT and performance

	Brain region SERT
	IL	PrL	Cing	Mtr	SS	Ins	OFC
Sessions to 50% accuracy	ns	ns	ns	ns	ns	ns	ns
Trials to 50% accuracy	ns	ns	ns	ns	ns	ns	ns
Positive feedback sensitivity	ns	ns	ns	ns	ns	ns	ns
Negative feedback sensitivity	ns	ns	ns	ns	ns	ns	ns
Difference score	ns	ns	ns	ns	ns	ns	ns
Errors to first correct	ns	ns	− .584 **	ns	ns	− .477 *	− .571 **

Scores are reported as r values showing levels of SERT binding within regions of frontoparietal cortex and their association with post-treatment performance measures. SERT serotonin transporter, IL infralimbic, PrL prelimbic, Cing cingulate, Mtr motor, SS somatosensory, Ins insular, OFC orbitofrontal cortex.

^*p<0.05,

^**p<0.01.