Library of psychological instruments

Validated scales and questionnaires for measurement-based care. Online scoring and clinical interpretation.

44 instruments 17 domains Open access by default· Used by 2,400+ clinicians

The catalog brings together 44 validated psychodiagnostic instruments across clinical domains: from rapid screening to structured diagnostic interviews. Each instrument comes with built-in online scoring and clinical interpretation by severity level.

Every instrument page includes a reference guide (structure, scoring rules, norms, evidence base) and a live calculator — available without registration. For longitudinal client tracking, sending questionnaires by link, and monitoring change over time — Soveria MBC Platform.

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Showing 44 of 44 instruments
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PHQ-9
Open
Patient Health Questionnaire
The gold standard for depression screening. Measures the severity of depressive symptoms over the past two weeks against the nine DSM-5 criteria. One of the most extensively validated depression screening instruments in primary care. A standard component of initial assessment and of ongoing monitoring.
9 itemsSelf-reportScreening5–15 min
Open Details
BDI-II
Open
Beck Depression Inventory — II
A classic instrument developed by Aaron Beck in 1996. Covers both the cognitive and the somatic components of depression. Especially informative for cognitive-behavioral case conceptualization.
21 itemsSelf-reportScreening5–15 min
Open Details
CES-DC
OpenComing soon
Center for Epidemiologic Studies Depression Scale for Children
Assessment of depressive symptoms in children and adolescents.
20 itemsSelf-reportScreening5–15 min
Coming soonDetails
BHS
OpenComing soon
Beck Hopelessness Scale
A 20-item true/false self-report questionnaire assessing negative expectations about the future. Used as an indicator of pessimism and as a long-term predictor of suicide risk. Total score 0–20. A cut-off of ≥ 9 marks clinically significant hopelessness (Beck et al. 1990: identified 16 of 17 eventual suicides among psychiatric outpatients, 94% sensitivity). In hospitalized patients a cut-off of ≥ 10 showed 91% sensitivity (Beck et al. 1985).
20 itemsSelf-reportScreening5–15 min
Coming soonDetails
HAM-D
Open
Hamilton Depression Rating Scale
A clinician-rated scale of depression severity (HDRS-17) and one of the most widely used instruments in antidepressant treatment research. Its 17 items cover affective, cognitive and somatic features; total score 0–52. Unlike self-report questionnaires (PHQ-9, BDI-II), it is completed by the clinician on the basis of a semi-structured interview covering the past week.
17 itemsClinician-ratedScreening> 15 min
Open Details
MADRS
Open
Montgomery–Åsberg Depression Rating Scale
A 10-item clinician-rated scale of depression severity (each item 0–6; total 0–60). Completed by the clinician on the basis of a structured interview. Unlike the Hamilton scale it focuses on the core affective-cognitive symptoms and carries less somatic loading; it was designed from the outset to be sensitive to change during treatment.
10 itemsClinician-ratedScreening5–15 min
Open Details
GAD-7
OpenComing soon
Generalized Anxiety Disorder-7
A brief, accurate screening instrument for generalized anxiety disorder. Highly sensitive to change over time. Developed by Spitzer, Kroenke, Williams and Löwe (2006); recommended by NICE and by national primary-care guidelines.
7 itemsSelf-reportScreening< 5 min
Coming soonDetails
SPIN
OpenComing soon
Mini-Social Phobia Inventory
An ultra-brief screen for generalized social anxiety disorder — 3 items selected from the full SPIN. Each item is rated 0–4; total score 0–12. High sensitivity and specificity for deciding whether further assessment is warranted.
3 itemsSelf-reportScreening< 5 min
Coming soonDetails
HADS
Open
Hospital Anxiety and Depression Scale
Developed for use in medical settings. Excludes somatic symptoms.
14 itemsSelf-reportScreening5–15 min
Open Details
PSWQ-A
OpenComing soon
Penn State Worry Questionnaire Abbreviated
Measures the tendency toward pathological worry.
8 itemsSelf-reportScreening< 5 min
Coming soonDetails
Soveria · MBC Platform
Tracking clients on these scales?
Send a questionnaire by link, receive results automatically, and monitor progress across sessions.
PCL-5
OpenComing soon
PTSD Checklist for DSM-5
The standard measure of PTSD symptoms against the DSM-5 criteria. Covers the 4 symptom clusters: intrusion, avoidance, negative alterations in cognition and mood, hyperarousal. Sensitive to change during EMDR and prolonged exposure.
20 itemsSelf-reportScreening5–15 min
Coming soonDetails
IES-R
OpenComing soon
Impact of Event Scale — Revised
Measures subjective distress after a traumatic event: intrusion, avoidance and hyperarousal. Effective for monitoring during trauma-focused psychotherapy.
22 itemsSelf-reportScreening5–15 min
Coming soonDetails
ACE
OpenComing soon
Adverse Childhood Experiences
Assessment of adverse childhood experiences.
10 itemsSelf-reportScreening5–15 min
Coming soonDetails
DES
OpenComing soon
Dissociative Experiences Scale
Measures the frequency of dissociative symptoms.
28 itemsSelf-reportScreening5–15 min
Coming soonDetails
ITQ
OpenComing soon
International Trauma Questionnaire
A brief self-report instrument for screening for PTSD and complex PTSD against the ICD-11 diagnostic criteria. It is distinctive in separating CPTSD from PTSD through three DSO clusters: affective dysregulation, negative self-concept and disturbances in relationships. 18 items: 12 symptom items (6 clusters × 2) plus 6 functional-impairment items (3 PTSD-related and 3 DSO-related), rated on a 5-point scale. The result is an indicative classification (PTSD / CPTSD / below threshold) via the ICD-11 algorithm; it does not replace clinical diagnosis.
18 itemsSelf-reportScreening5–15 min
Coming soonDetails
CAPS-5
OpenComing soon
Clinician-Administered PTSD Scale for DSM-5
The gold standard for diagnosing PTSD under DSM-5. A structured clinical interview administered by a trained clinician. 30 items: 20 symptom items (4 clusters — intrusion, avoidance, negative alterations in cognition and mood, hyperarousal) + 10 diagnostic qualifiers (duration, functional impairment, dissociation, global ratings, diagnosis). Total severity score 0–80. CAPS-5 is a dual-purpose instrument: a continuous score for monitoring progress in therapy + a categorical DSM-5 diagnostic algorithm.
30 itemsClinician-ratedDiagnostic> 15 min
Coming soonDetails
CORE-OM
OpenComing soon
Clinical Outcomes in Routine Evaluation — 10 (CORE-10)
A 10-item short form drawn from the CORE-OM, measuring overall psychological distress over the past week. Its items sample anxiety, depression, trauma, physical problems, day-to-day and social functioning, and one risk-to-self item, yielding a single global distress score — not the four-domain profile of the full 34-item CORE-OM.
10 itemsSelf-reportScreening< 5 min
Coming soonDetails
DASS-21
Open
Depression Anxiety Stress Scales — 21
Three subscales in a single instrument: depression, anxiety, stress. Separates states that are often conflated. Especially valuable for distinguishing these states when the symptom picture is mixed.
21 itemsSelf-reportScreening5–15 min
Open Details
ISI
OpenComing soon
Insomnia Severity Index
A brief, reliable measure of insomnia severity. Its seven items cover the severity of sleep-onset, sleep-maintenance and early-morning-awakening problems, satisfaction with sleep, and daytime impairment.
7 itemsSelf-reportScreening< 5 min
Coming soonDetails
WSAS
OpenComing soon
Work and Social Adjustment Scale
Measures functional impairment.
5 itemsSelf-reportScreening< 5 min
Coming soonDetails
ASRS
OpenComing soon
Adult ADHD Self-Report Scale — Screener (Part A, ASRS v1.1)
The 6-item Part A screener selected from the 18-item WHO ASRS v1.1 as the questions most predictive of adult ADHD. It is a screening filter, not a full symptom scale.
6 itemsSelf-reportScreening< 5 min
Coming soonDetails
EDE-Q
OpenComing soon
Eating Disorder Examination Questionnaire
Assessment of eating disorder symptoms.
28 itemsSelf-reportScreening5–15 min
Coming soonDetails
WHODAS 2.0
OpenComing soon
World Health Organization Disability Assessment Schedule 2.0
A generic measure of functional limitations.
36 itemsClinician-ratedScreening5–15 min
Coming soonDetails
C-SSRS
OpenComing soon
Columbia-Suicide Severity Rating Scale
The gold standard for suicide risk assessment. Indicated when PHQ-9 item 9 is elevated or whenever there is clinical concern.
6 itemsClinician-ratedScreening5–15 min
Coming soonDetails
SCL-90-R
OpenComing soon
Symptom Checklist-90-Revised
A 90-item self-report questionnaire for broad, multidimensional screening of psychopathological symptoms. 9 primary scales (somatization, obsessive-compulsive, interpersonal sensitivity, depression, anxiety, hostility, phobic anxiety, paranoid ideation, psychoticism) + 3 global indices (GSI, PSDI, PST). Items are rated on a 0–4 Likert scale. Used in clinical, organizational and research practice.
90 itemsSelf-reportScreening5–15 min
Coming soonDetails
PSS-10
OpenComing soon
Perceived Stress Scale — 10
Measures subjectively perceived stress over the past 4 weeks. Not tied to any specific source of stress. A reliable predictive marker of somatic and mental health problems.
10 itemsSelf-reportScreening5–15 min
Coming soonDetails
K-10
OpenComing soon
Kessler Psychological Distress Scale
Screening for general psychological distress. Widely used in population studies.
10 itemsSelf-reportScreening< 5 min
Coming soonDetails
AUDIT
OpenComing soon
Alcohol Use Disorders Identification Test
The WHO standard for screening for hazardous and harmful alcohol use. Covers consumption, dependence and alcohol-related harm. Recommended for routine screening in primary care.
10 itemsSelf-reportScreening5–15 min
Coming soonDetails
CAGE-AID
OpenComing soon
CAGE Adapted for Drug Use
An ultra-brief screen for alcohol and drug use.
4 itemsSelf-reportScreening< 5 min
Coming soonDetails
DAST-10
OpenComing soon
Drug Abuse Screening Test
Screening for drug use.
10 itemsSelf-reportScreening< 5 min
Coming soonDetails
EPDS
OpenComing soon
Edinburgh Postnatal Depression Scale
A dedicated instrument for depression screening in the perinatal period. Excludes the somatic symptoms of pregnancy and the postpartum period. One of the most widely used perinatal screening instruments; some protocols also use the PHQ-9/PHQ-2.
10 itemsSelf-reportScreening5–15 min
Coming soonDetails
Y-BOCS
OpenComing soon
Yale-Brown Obsessive Compulsive Scale
The gold standard for assessing OCD severity.
10 itemsSelf-reportScreening5–15 min
Coming soonDetails
OCI-R
OpenComing soon
Obsessive-Compulsive Inventory – Revised
A brief screen for OCD symptoms, reported across subscales.
18 itemsSelf-reportScreening5–15 min
Coming soonDetails
MDQ
OpenComing soon
Mood Disorder Questionnaire
Screening for bipolar spectrum disorders.
15 itemsSelf-reportScreening5–15 min
Coming soonDetails
ASRM
OpenComing soon
Altman Self-Rating Mania Scale
A rapid screen for manic and hypomanic states.
5 itemsSelf-reportScreening< 5 min
Coming soonDetails
HCL-32
OpenComing soon
Hypomania Checklist
Retrospective assessment of hypomanic symptoms.
32 itemsSelf-reportScreening5–15 min
Coming soonDetails
MSI-BPD
OpenComing soon
McLean Screening Instrument for BPD
A rapid screen for borderline personality disorder.
10 itemsSelf-reportScreening< 5 min
Coming soonDetails
DAR-5
OpenComing soon
Dimensions of Anger Reactions
A brief measure of dysfunctional anger reactions.
5 itemsSelf-reportScreening< 5 min
Coming soonDetails
DERS-16
OpenComing soon
Difficulties in Emotion Regulation Scale
Assesses difficulties in emotion regulation across 5 subscales.
16 itemsSelf-reportScreening5–15 min
Coming soonDetails
FFMQ-SF
OpenComing soon
Five Facet Mindfulness Questionnaire
Measures 5 facets of mindfulness.
15 itemsSelf-reportScreening5–15 min
Coming soonDetails
MSPSS
OpenComing soon
Multidimensional Scale of Perceived Social Support
Measures perceived support from family, friends and a significant other.
12 itemsSelf-reportScreening5–15 min
Coming soonDetails
RSES
OpenComing soon
Rosenberg Self-Esteem Scale
The classic and most widely cited measure of global self-esteem.
10 itemsSelf-reportScreening< 5 min
Coming soonDetails
WEMWBS
OpenComing soon
Warwick-Edinburgh Mental Well-being Scale
A positively framed metric: it measures mental well-being rather than pathology.
14 itemsSelf-reportScreening5–15 min
Coming soonDetails
ECR-R
OpenComing soon
Experiences in Close Relationships — Revised
A self-report questionnaire assessing adult attachment style. Measures two independent dimensions: attachment anxiety (fear of rejection) and avoidance (discomfort with closeness). 18 items per subscale, rated on a 7-point scale. The result is a 2D profile and an attachment type based on Bartholomew's four-category model.
36 itemsSelf-reportScreening5–15 min
Coming soonDetails
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