Table 4.

Exploratory factor analysis of distress.

Variable	Factor 1	Factor 2	Factor 3	Uniqueness
feel so sad that nothing could cheer you up	0.8148	−0.1920	−0.0525	0.2965
feel nervous	0.7835	−0.3185	0.0145	0.2845
feel so restless that you could not sit still	0.8282	−0.1188	0.0628	0.2961
feel hopeless	0.7173	0.2746	0.0359	0.4088
feel that everything was an effort	0.809	0.1249	−0.0523	0.3273
feel worthless	0.7946	0.2597	−0.0051	0.3012