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Table 1 Study characteristics

From: Measurement properties of tools measuring mental health knowledge: a systematic review

Author/year

Measurement tool

Description of tool

Population of study

Age of study participants

Study sample size

Country of study

Mental health knowledge type

Psychometric properties of tool assessed

1. Ascher-Svanum & Krause, 1999 [28]

Knowledge about Schizophrenia Questionnaire (KASQ)

25 multiple-choice questions on knowledge of mental illness and management

Inpatients

M = 35 (SD = 11.4); (range: 18–58)

N = 53 (study 1); N = 53 (study 2); N = 10 (study 3); N = 20 (study 4)

US

Schizophrenia

Internal consistency; Reliability; Responsiveness (Sensitivity to change); Content validity

2. Balasubramanian et al., 2013 [29]

Knowledge Questionnaire on Home Care of Schizophrenics (KQHS)

32 item multiple choice questionnaire on four aspects of home care

Home care givers

Unknown

N = 21

India

Schizophrenia

Content validity; Internal consistency

3. Compton et al., 2007 [30]

Knowledge about Schizophrenia Test (KAST)

21 multiple choice questions on knowledge of schizophrenia

Community members; Families of people with schizophrenia; police officers; mental health professionals

M = 43.7 (SD = 12.1) (Community members); M = 44.0 (SD = 12.8) (families); M = 37.8 (SD = 7.8) (police officers); M = 44.2 (SD = 10.1) (mental health professional)

N = 144 (community members); N = 77 (families members); N = 170 (police officers); N = 50 (mental health professionals)

US

Schizophrenia

Internal consistency; Construct validity (hypothesis testing); Content validity; Criterion/concurrent validity

4. Compton et al., 2011 [31]

Multiple-Choice Knowledge of Mental Illnesses Test (MC-KOMIT)

33 multiple-choice items on knowledge of common mental illnesses

Police officers

M = 38.3 (SD = 8.4)

199

US

General knowledge

Internal consistency; Reliability; Construct validity (hypothesis testing); Content validity; Responsiveness

5. Daltio et al., 2015 [32]

Knowledge about Schizophrenia Test (KAST)

17 multiple choice questions on knowledge of schizophrenia

Caregivers of patients with schizophrenia, and patients of other conditions; mental health clinicians

M = 56.05 (SD = 12.9) (caregivers)

N = 89 caregivers of patients with schizophrenia; N = 30 caregivers of general patients; N = 30 mental health professionals

Portugal

Schizophrenia

Content validity; Cross-cultural validity; Reliability Construct validity

6. Evans-Lacko et al., 2010 [33]

Mental Health Knowledge Schedule (MAKS)

6-point Likert scale on 12 items of stigma knowledge of mental illness

General public

25–45

N = 92 (study 1); N = 37 (study 2); N = 403 (study 3)

UK

General knowledge

Internal consistency; reliability; Content validity

7. Gabriel & Violato, 2009 [34]

Depression Multiple Choice Question (MCQ)

27 multiple-choice items on knowledge of depression

Patients and psychiatrists

M = 43 (SD = 11.3) (range: 18–65) (patients); M = 52 (SD = 11.6) (Psychiatrists)

N = 63 (patients)

Canada

Depression

Internal consistency; Content validity; Convergent validity; Structural validity (factor analysis)

N = 12 (psychiatrists)

8. Gulliver et al., 2012 [35]

Depression Literacy (D-Lit)

22 true/false items on knowledge of depression

Elite athletes

M = 25.5 (median = 24.5) (range: 18–48)

N = 40 (study 1); N = 12 (study 2)

Australia

Depression

Internal consistency; Reliability

Anxiety Literacy Questionnaire (A-Lit)

Anxiety

9. Kiropoulos et al., 2011 [36]

Depression Literacy (D-Lit)

22 true/false items on knowledge about depression

Immigrants

M = 65.4 (SD = 8.57) (range: 48–88)

202

Australia

Depression

Internal consistency; Reliability

10. Hepperlen et al., 2002 [37]

Test of Knowledge About ADHD (KADD)

22 error-choice items to assess knowledge and attitudes toward students with ADHD

Elementary school teachers

M = 39.43 (SD = 9.05)

103

US

ADHD

Internal consistency; Content validity; Structural validity (factor analysis);

11. Kronmuller et al., 2008 [38]

Knowledge about Depression and Mania Inventory (KDMI)

44 true/false items on knowledge of Depression and Mania

Patients and relatives

M = 45.2 (SD = 13.6) (range: 18–82); M = 47.4 (SD = 14.5) (range: 19–80)

N = 112 (patients); N = 89 (relatives)

Germany

Depression

Concurrent/criterion validity; Hypothesis testing (Discriminative validity); Content validity; Responsiveness

12. O’Connor & Casey, 2015 [39]

Mental Health Literacy Scale (MHLS)

Multiple choice on 35 items regarding knowledge and attitudes about help-seeking, and ability to recognize disorders

First year university students (S)

M = 21.10 ± 6.27 (S); M = 33.09 ± 8.01

372 (S); 43 (M)

Australia

General knowledge

Internal consistency; Reliability; Measurement error; Content validity; Structural validity; Construct validity

Mental health professionals (M)

13. Pickett-Schenk et al., 2000 [40]

Journey of Hope (JOH) Outcome Survey

4-point Likert scale on 15 items on mental health knowledge

Family members of people with mental illness

M = 56.48

424

US

General knowledge

Internal consistency; Construct validity (hypothesis testing); Structural validity (Factor analysis);

14. Serra et al., 2013 [41]

Knowledge of Mental Disorders (KMD)

“Yes, “No”, and “I don’t know” responses to assess knowledge on the name and characteristics of mental disorders and ability to distinguish them from somatic illnesses

High school students

M = 17.3 (SD = 1.3); (range: 15–24)

1,023

Italy

General knowledge

Internal consistency; Structural validity (factor analysis); Construct validity (hypothesis testing)

15. Hart et al., 2014 [42]

Adolescent Depression Knowledge Questionnaire (ADKQ)

13 dichotomous and 2 fill-in-the- blank questions on depression knowledge

Grade 9 students

Not reported

8,216

US

Depression

Internal consistency; Structural validity (factor analysis)

16. Swami et al., 2011 [43]

Mental health disorder recognition questionnaire (MDRQ)

7-point Likert scale on 20 statements of mental illness descriptions in which 15 are real and 5 are foils

General public

M = 38.11 (SD = 14.89)

477

UK

General knowledge

Reliability; Construct validity (hypothesis testing); Convergent validity

17. Wang et al., 2013 [44]

Mental Health Knowledge Questionnaire (MHKQ)

“yes”, and “no” responses to 20 general mental health knowledge questions

Community members

M = 50 (SD = 17)

1953

China

General knowledge

Internal consistency; Factor analysis

  1. M mean, SD standard deviation