Table 2.

Descriptive statistics and standardized factorial loadings for the Youth Psychosis At‐Risk Questionnaire – Brief (YPARQ‐B) items

			Standardized factorial loadings
Item	M	SD	Total sample	Male	Female
1	0.22	0.41	0.30	0.30	0.31
2	0.27	0.44	0.52	0.51	0.54
3	0.25	0.43	0.50	0.49	0.50
4	0.19	0.39	0.66	0.71	0.63
5	0.25	0.43	0.58	0.69	0.53
6	0.24	0.43	0.46	0.51	0.42
7	0.22	0.41	0.64	0.70	0.61
8	0.18	0.38	0.39	0.56	0.33
9	0.30	0.46	0.60	0.64	0.54
10	0.08	0.27	0.51	0.47	0.54
11	0.11	0.31	0.41	0.40	0.41
12	0.16	0.37	0.67	0.62	0.71
13	0.10	0.29	0.73	0.73	0.75
14	0.16	0.36	0.51	0.57	0.46
15	0.37	0.48	0.62	0.57	0.67
16	0.22	0.41	0.58	0.54	0.61
17	0.17	0.38	0.66	0.77	0.58
18	0.10	0.30	0.51	0.55	0.48
19	0.20	0.40	0.74	0.74	0.74
20	0.13	0.34	0.67	0.68	0.67
21	0.12	0.33	0.72	0.75	0.69
22	0.08	0.28	0.75	0.75	0.75
23	0.12	0.33	0.72	0.79	0.68
24	0.19	0.39	0.72	0.69	0.76
25	0.25	0.43	0.70	0.70	0.71
26	0.06	0.24	0.60	0.66	0.57
27	0.28	0.45	0.63	0.57	0.67
28	0.09	0.29	0.74	0.73	0.75

Note: For categorical items, the number of adolescents who responding affirmatively one item of the YPARQ‐B is the equal to the mean value × 100.