TABLE 3.

The oxy-hemoglobin (Hbo2) levels changes between rest and task period in eight regions of interest of the prefrontal cortex during the verbal fluency test (VFT) (mmol.mm) (n = 157).

Regions of interest	HC (Mean ± SD)	Schizophrenia (Mean ± SD)	t-value
Right side
Ventrolateral prefrontal cortex	0.98 ± 1.63	−0.33 ± 2.18	2.66*
Dorsolateral prefrontal cortex	0.78 ± 1.11	−0.15 ± 1.47	2.99*
Frontopolar prefrontal cortex	0.79 ± 0.85	−0.01 ± 0.97	3.85*
Orbitofrontal cortex	0.80 ± 0.84	−0.54 ± 1.78	2.60*
Left side
Ventrolateral prefrontal cortex	1.05 ± 1.93	−0.54 ± 1.70	3.48*
Dorsolateral prefrontal cortex	0.55 ± 0.94	−0.14 ± 1.21	3.06*
Frontopolar prefrontal cortex	0.79 ± 1.50	−0.32 ± 1.16	3.91*
Orbitofrontal cortex	1.24 ± 1.29	−0.49 ± 2.43	2.92*

(*p < 0.05; HC, Health controls).