Brief Symptom Inventory 18
BSI 18
The BSI 18 assessment gathers patient-reported data to help measure psychological distress and psychiatric disorders in medical and community populations.- Publication date:
- 2000
- Completion time:
- 8 to 10 minutes
- Administration:
- Individual; Q-global® administration, scoring, and/or reporting, or manual scoring
- Age range:
- 18 years and older
- Qualification level:
- B
The Brief Symptom Inventory 18 (BSI 18) is designed with reliability in mind. The BSI 18 assessment gathers patient-reported data to help measure psychological distress and psychiatric disorders in medical and community populations.
As the latest in an integrated series of test instruments that include the SCL-90-R and BSI, the BSI 18 test offers a more effective, easy-to-administer tool to help support clinical decision-making and monitor progress throughout treatment.
Scales
Symptom Scales
SOM - Somatization
DEP - Depression
ANX - Anxiety
Global Indices
GSI - Global Severity Index, Helps measure overall psychological distress level
Adult community norms
The adult community norms are based on 1,122 individuals—605 males and 517 females.
Oncology Norms
The oncology norms are based on 1,543 individuals—802 males and 741 females
Report Options
Profile Report
Presents raw and normalized T scores for each of the three Primary Symptom Dimensions and the Global Severity Index. The plotted T scores are based on your choice of the community or oncology norms (the T scores for the remaining norm group are printed below the profile).
Progress Report
This report is designed for monitoring a client's progress over time. Provided at no additional charge, it graphically displays scale by scale changes in a client's scores for up to five previously reported BSI 18 administrations.
Q-global® Administration Options
This product is available on Q-global with the following administration options:
On-Screen Administration (OSA)
Your clients can complete these assessment online through Q-global. Alternatively, your client can complete the assessment in paper-pencil format, and their responses can then be data-entered into Q-global for scoring and report generation. On Screen Administrations are proctored (supervised) unless specifically indicated.
Remote On-Screen Administration (ROSA)
These assessments can be emailed to clients, teachers, or parents, so that the assessment can be completed at their own location. These assessments are not proctored (supervised).
If you would like more information, please visit the Q-global product page.

