The Dutch Social Interaction Anxiety Scale and the Social Phobia Scale: Reliability, Validity, and Clinical Utility

Table 5

Comparison of scores of patients with social phobia and respondents from the normal population on the SIAS and SPS.

	Social phobia (𝑁=361)		Normal population (𝑁=354)		𝑇 (713)	𝑑^′
	M	SD	M	SD
SIAS-total	43.7	15.4	13.7	8.6	32.1*	2.41
SPS-total	35.0	16.8	7.7	7.4	28.1*	2.10
SPS-1	12.6	6.2	3.8	2.8	28.1*	1.83
SPS-2	16.7	7.1	5.4	3.6	29.0*	2.01
SPS-3	14.5	5.6	4.4	3.2	32.1*	2.21

Note: SIAS-total: total score on the SIAS; SPS-total: total score on the SPS; SPS-1: anxiety about being observed; SPS-2: becoming the focus of attention; SPS-3: fear that others will notice anxiety.
 ^∗𝑃<0.001 two-tailed test.