Table 2.

Comparison of the activation of the PFC^a measured by fNIRS^b between SAD^c patients and HCs^d at baseline.

PFC region		t		df		P value
Video 1
	DLPFCe (Rf)	–1.8358	53		.07
	VLPFCg (R)	–0.9965	53		.32
	FPPFCh (R)	–2.0141	53		.049 i
	OFCj (R)	–0.4206	53		.68
	DLPFC (Lk)	–1.5172	53		.14
	VLPFC (L)	–0.9989	53		.32
	FPPFC (L)	–1.5577	53		.13
	OFC (L)	–1.6796	53		.10
2-back task
	DLPFC (R)	–0.1724	53		.86
	VLPFC (R)	0.3430	53		.73
	FPPFC (R)	–0.5709	53		.57
	OFC (R)	0.0677	53		.95
	DLPFC (L)	–1.9085	53		.06
	VLPFC (L)	–1.7692	53		.08
	FPPFC (L)	–1.8762	53		.07
	OFC (L)	–1.8244	53		.07
Video 2
	DLPFC (R)	0.2410	53		.81
	VLPFC (R)	0.1600	53		.87
	FPPFC (R)	0.6791	53		.50
	OFC (R)	–0.3050	53		.76
	DLPFC (L)	–0.1003	53		.92
	VLPFC (L)	–0.2931	53		.20
	FPPFC (L)	0.5063	53		.61
	OFC (L)	–1.8244	53		.84

^aPFC: prefrontal cortex.

^bfNIRS: functional near-infrared spectroscopy.

^cSAD: social anxiety disorder.

^dHC: healthy control.

^eDLPFC: dorsolateral prefrontal cortex.

^fR: right side.

^gVLPFC: ventrolateral prefrontal cortex.

^hFPPFC: frontopolar prefrontal cortex.

ⁱP values in italics are significant (P<.05).

^jOFC: orbitofrontal cortex.

^kL: left side.