. Author manuscript; available in PMC: 2021 Feb 1.

Published in final edited form as: Personal Ment Health. 2019 Jul 15;14(1):88–105. doi: 10.1002/pmh.1448

Table 3.

Diagnostic Classification by Personality Measures: Comparing PID-5 and SPQ.

	b(SE)		p-value	OR	95% CI	R²Δ

Model 1: PID-5 Schizotypy
Step 1						.28
Eccentricity	−.58	(.32)	.07	.56	[.30, 1.05]
Perceptual Dysregulation	.42	(.59)	.48	1.52	[.48, 4.82]
Unusual Beliefs	1.72	(.40)	< .001	5.56	[2.53, 12.21]
Step 2						.02
Restricted Affectivity (lack)	.29	(.32)	.36	.75	[.72, 2.51]
Withdrawal	.30	(.30)	.32	1.35	[.75, 2.44]
Suspiciousness	.65	(.33)	.049	1.92	[1.00, 3.67]
Psuedo R²:	.30
Correct Classification %:	77.5%
Model 2: SPQ
Step 1						.27
Cognitive-Perceptual	.21	(.03)	< .001	1.24	[1.16, 1.32]
Step 2						.03
Social-Interpersonal	.06	(.03)	.02	1.07	[1.01, 1.12]
Disorganized	−0.17	(.05)	.001	.85	[.76, .94]
Psuedo R²:	.30
Correct Classification %:	78.5%

Note. N = 298. Bolded effects are significant at p < .05. Abbreviations: PID-5 = Personality Inventory for DSM-5, SPQ = Schizotypal Personality Questionnaire. PID-5 Step 1 includes all facets within the Psychoticism trait domain. Step 2 includes Restricted Affectivity from the Negative Affect domain, and Withdrawal and Suspiciousness from the Detachment domain.