Unidimensionality of the Brief Symptom Inventory (BSI) in adult and adolescent inpatients.

This study investigated the factor structure of the Brief Symptom Inventory (BSI; Derogatis, 1992) for adult and adolescent psychiatric inpatients. The BSI was administered to 217 adults and 188 adolescents at admission and discharge from a private psychiatric hospital. Principal components factor analyses revealed that most variance among dimension scores was accounted for by one unrotated factor.

The Brief Symptom Inventory (BSI) as an outcome measure for adult psychiatric inpatients.

In this study the Brief Symptom Inventory (BSI; Derogatis & Spencer, 1982) was administered to 89 males and 128 females at admission and discharge from a private psychiatric hospital. For mean scores, statistically significant decreases were observed on all BSI scales and global indices. Effect sizes ranged from high medium to large.

The Brief Symptom Inventory as an Outcome Measure for Adolescent Psychiatric Inpatients.

The utility of the Brief Symptom Inventory (BSI) as an outcome measure for adolescent psychiatric inpatients was evaluated. The BSI was administered to 88 male and 100 female psychiatric inpatients at admission and discharge. There were statistically significant mean score changes from pretest to posttest on most BSI indices, with effect sizes ranging between small and medium.