Table 2.

Correlations between SGI and Its Factors and Other Self-Report Measures

	Sensory Gating Inventory
		Factor
Self-Report Scale	Total Score (α = 0.95)	Perceptual Modulation (α = 0.93)	Distractibility (α = 0.91)	Over-Inclusion (α = 0.80)	Fatigue-Stress Modulation (α = 0.77)
TAIS: OET (n = 219; α = 0.91)	0.79***	0.73*	0.79*	0.59	0.63
TAIS: OIT (n = 219; α = 0.88)	0.71***	0.64*	0.75*	0.50	0.55
Arousal Predisposition Scale (n = 454; α = 0.86)	0.65***	0.58	0.62	0.46	0.56
Highly Sensitive Person Scale (n = 219; α = 0.91)	0.65***	0.58	0.60	0.51	0.59
IPI Mind Wandering (n = 181; α = 0.91)	0.63*	0.52	0.67*	0.41	0.55
Attentional Instability Questionnaire (n = 513; α = 0.92)	0.61**	0.49	0.74**	0.41	0.48
Cognitive Failures Questionnaire (n = 513; α = 0.94)	0.60***	0.53	0.63**	0.36	0.47
Fatigue (n = 454; α = 0.92)	0.59***	0.50*	0.66*	0.34	0.43
Perceptual Aberration Scale (n = 513; α = 0.94)	0.57***	0.62**	0.42	0.38	0.40
Trait Anxiety Inventory (n = 332; α = 0.94)	0.53**	0.49	0.57	0.31	0.38
IPI Distractibility (n = 181; α = 0.79)	0.51*	0.42	0.65*	0.27	0.41
Trait Arousability Scale (n = 332; α = 0.88)	0.45***	0.36	0.46**	0.36	0.45**

Note: Cronbach's alpha is presented for each instrument. ***P < .001; **P < .01; *P < .05. IPI, Imaginal Processes Inventory; TAIS, Test of Attentional and Interpersonal Style.