Table 4.

Standardized factor loadings for the BSI-18 bi-factor model.

Items		Somatization	Depression	Anxiety	General
Item 1	Faintness	0.260***			0.483***
Item 4	Pains in chest	0.357***			0.639***
Item 7	Nausea	0.326***			0.595***
Item 10	Trouble getting breath	0.343***			0.610***
Item 13	Numbness	0.436***			0.582***
Item 16	Feeling weak	0.200***			0.715***
Item 2	Feeling no interest in things		0.146**		0.607***
Item 5	Feeling lonely		0.107*		0.733***
Item 8	Feeling blue		−0.013		0.780***
Item 11	Feeling of worthlessness		0.564***		0.694***
Item 14	Feeling hopeless about future		0.300***		0.712***
Item 17	Suicidal thoughts		0.088*		0.696***
Item 3	Nervousness			−0.023	0.756***
Item 6	Feeling tense			0.043	0.751***
Item 9	Suddenly scared			0.345***	0.737***
Item 12	Spells of panic			0.489***	0.760***
Item 15	Feeling restless			0.110**	0.827***
Item 18	Feeling fearful			0.310***	0.767***

^*p < 0.05;

^**p < 0.01;

^***p < 0.001.