Screening for personality disorder in incarcerated adolescent boys: preliminary validation of an adolescent version of the standardised assessment of personality – abbreviated scale (SAPAS-AV)

Table 5 Reliability of the SAPAS-AV

Item	Internal consistency (N = 80)		9 days test-retest reliability (n = 40)
Item	Item-total correlation	Alpha if item deleted	Kappa
1. Difficult making and keeping friends	0.48	0.59	0.82^***
2. Usually a loner	0.35	0.61	0.84^***
3. Trusts people	0.60	0.56	0.82^***
4. Loses temper easily	0.63	0.56	0.85^***
5. Normally impulsive	0.37	0.62	0.74^***
6. Normally a worrier	0.31	0.63	0.76^***
7. Usually dependent	0.10	0.63	0.66^***
8. Perfectionist	0.23	0.64	0.76^***

Note. Alpha coefficient for the total score was 0.62. ICC for test-retest reliability on the total score was 0.89. ^*** p < 0.001.

ISSN: 1471-244X