Table 1.
Study characteristics
| Measurement tools | Response options | Population | Age | Sample | Country | Content |
|---|---|---|---|---|---|---|
|
9 4-point scaled items | Upper secondary schools | 16–19 | 4046 | Norway | A |
|
8 5-point scaled items | Community members | ≥18 | 5025 | German | A |
|
Open-ended questions for a vignette | Community members | ≥18 | 5025 | German | A |
|
24 5-point scaled items | Children and adolescents in schools | M = 12.99 ± 1.6 | 562 | Ireland | A |
|
14 items with numerical or true/false responses | College students, community members, mental health providers and consumers | M = 21.6 ± 3.2; 33.1 ± 7.4; 45.5 ± 11.4; 45.4 ± 11.2 | 35; 203; 133; 74 | US | A |
|
28 7-point scaled items | College students, community members and people with mental illness | M = 24.84; 18.60; 45 | 341; 42; 20 | US | A |
|
13 4-point scaled items | Laypersons and health care providers | ? | 38 | India | A |
|
38 5-point scaled items | Employers | ? | 373 | US | A |
|
12 4-point scaled items | Nursing staff | M = 35.6–38.6 | 117 | UK | A |
|
18 5-point scaled items | Community members | M = 36.4 ± 9.4 | 525 | Australia | A |
| DSS (Griffiths et al. 2008) | 18 5-point scaled items | Community members | Median = 45–49; M = 35.9 ± 9.2; 35.3 ± 8.76 | 1001; 5572; 487 | Australia | A |
|
9 5-point scaled items | Elite athletes | M = 25.5 | 59 | Australia | A |
|
20 5-point scaled items | General public | M = 46.6 ± 13.25 | 617; 212 | Australia | A |
|
10 5-point scaled items | Elite athletes | M = 25.5 | 59 | Australia | A |
|
22 error-choice items | Elementary school teachers | M = 39.43 | 103 | US | A |
|
24 6-point scaled items | College students | M = 25.3 ± 5.1 | 216 | US | A |
|
20 5-point scaled items | Health care providers | ≥18 | 787 | Canada | A |
| OMS-HC [111] (Modgill et al. 2014) | 20 5-point scaled items | Health care providers | 18–65 | 1523 | Canada | A |
|
26 4-point scaled items | Adolescents at risk of ADHD | M = 15.6 ± 1.8 | 301 | US | A |
| ASQ (Bell et al. 2011) | 26 4-point scaled items | Teachers | M = 42.32 ± 12.61 | 268 | US | A |
|
37 6-point scaled items | College students, community members, teaches and physicians | M = 31.3 ± 14.8; M = 50.6–52.3 | 1033; 228 | Netherlands | A |
|
14 5-point scaled items | People with mental illness | M = 51.2 ± 11.34 | 114 | China | A |
|
8 6-point scaled items | Patients with depression | M = 43 ± 11 | 186 | UK | A |
|
12 4-point scaled items | Community members and people with mental illness | M = 32.71–40.29 | 593 | US | A |
| Perceived DD (Bjorkman et al. 2007) | 12 4-point scaled items | Patients with mental illness | M = 46 | 40 | Sweden | A |
| Perceived DD (depression) (Interian et al. 2010) | 12 4-point scaled items | Latino primary care patients | ≥18 | 200 | US | A |
|
16 4-point scaled items | Community members | M = 46.9 ± 17.3 | 5520 | Finland | A |
|
14 4-point scales items | Youth with mental illness | 12–18 | 60 | US | A |
|
8 6-point scaled items | Community members | M = 47.6 | 152 | US | A |
|
11 5-point scaled items | Patients with mental illness | M = 42.2 | 83 | UK | A |
|
8 7-point scaled items | College students | ? | 329 | US | A |
|
7 4-point scaled items | Community members | M = 47.6 | 152 | US | A |
| SD (Penn et al. 1994) | 7 4-point scaled items | College students | ? | 329 | US | A |
|
Six multiple choice items | Latino primary care patients | ≥18 | 200 | US | A |
|
Eight items | General public | M = 46 ± 18.6 | 6954 | UK | A |
| RIBS (Evans-Lacko et al. 2012) | Four items on an ordinal scale and 4 items on multiple choices | General public | M = 38.1 ± 13.4; 36.9 ± 14.1 | 403; 83 | UK | A |
| RIBS (Evans-Lacko et al. 2011) | Four items on an ordinal scale and 4 items on multiple choices | General public | 25–45 | 92; 37; 403 | UK | A |
| RIBS (Friedrich et al. 2013) | Four items on an ordinal scale and 4 items on multiple choices | Medical students | M = 23.5 | 1452 | UK | A |
| RIBS Japanese version (Yamaguchi et al. 2014) | Four items on an ordinal scale and 4 items on multiple choices | Undergraduate and graduate students | M = 22.61 ± 2.47 | 224 | Japan | A |
|
8 4-point scaled items | Secondary school students | M = 13.3 ± 1.26 | 1223 | Jamaica | A |
|
? 4-point scaled items | People with mental illness | 18–70 | 70 | US | A |
|
5 5-point scaled items | General public | M = 46.3 ± 15.7 | 1079 | UK | A |
|
35 6-point scaled items | General public | M = 41.5 ± 10.61; 43.71 ± 11.18 | 2039 | Greece | A |
|
8 5-point scaled items | Belgian high school students | M = 16.8 ± 1.6 | 207 | Belgium | A |
|
20 true/false/do not know items | Psychiatric professionals | ? | 13 | US | A |
|
6 5-point scaled items | High school students | M = 17.3 ± 1.4; 17.3 ± 1.3 | 1023 | Italy | A |
|
15 4-point scaled items | Caregivers of people with mental illness | M = 50 ± 14.3 | 461 | US | A |
| Stigma-Devaluation scale (Dalky, 2012) | 15 4-point scaled items | Family members of people with mental illness | M = 44.5 ± 11.7 | 164 | Jordan | A |
|
24 5-point scaled items | High school students | Grades 9–12 | 415 | US | A |
|
33 7-point scaled items and semantic differentials | Nurses | 35–39 | 140 | UK | B |
|
30 5-point scaled items | Medical students and residents | ? | 189 | Canada | B |
|
7 3-point scaled items | Latino primary care patients | ≥18 | 200 | US | B |
|
3-point scaled items | Latino primary care patients | ≥18 | 200 | US | B |
|
5 3-point scaled items | College students | M = 18.4 ± 1.32 | 311 | US | B |
|
16 7-point scaled items | General public | M = 37.55 ± 14.67 | 564 | UK | B |
|
21 5-point scaled items | College students | ? | 985; 842; 506; 144; 130 | US | B |
|
11 5-point scaled items | Community members | ≥18 | 5251 | US | A & B |
|
56 5-point scaled items | Nursing students | 20–25 | 51 | Sweden | A & B |
|
16 6-point scaled items | Medical students, psychiatry trainees, | M = 22.4–22.9 | 23–188 | UK | A & B |
| MICA version 4 (Gabbidon et al. 2013a, b) | 16 6-point scaled items | Nursing students | M = 25.56 ± 7.29 | 191 | UK | A & B |
|
39 5-point scaled items | Mental health professionals and students | M = 34 | 227 | US | A & B |
|
20 items on a 100 mm visual analogue scale | General practitioners | M = 41 ± 7.4 | 72 | UK | A & B |
| DAQ (Haddad et al. 2007) | 20 items on a 100 mm visual analogue scale | Nurses and home care staff | M = 44.7 ± 9.3 | 189 | UK | A & B |
|
24 5-point scaled items | Pharmacists | M = 45.2 ± 11.1 | 200 | Belgium | A & B |
|
22 5-point scaled items | Health care providers | ? | 1193 | UK | A & B |
|
70 6-point scaled items | Health care providers and hospital staff | ? | 1194 | US | A & B |
| OMI (Madianos et al. 1987) | 51 6-point scaled items | Community members | M = 40.9 ± 13.1 | 1574 | Greece | A & B |
| OMI (Struening & Cohen, 1963) | 51 6-point scaled items | Health care providers and hospital staff | ? | 1200 | US | A & B |
|
45 6-point scaled items | Secondary students | M = 15.04 ± 1.18 | 117 | China | A & B |
|
40 9-point scaled items | Community members | ? | 1090 | Canada | A & B |
| CAMI (Granello et al. 1999) | 40 9-point scaled items | Undergraduate students | 18–40 | 102 | US | A & B |
| CAMI (Granello & Pauley, 2000) | 40 9-point scaled items | Undergraduate students | M = 20.54 ± 2.30 | 53 | US | A & B |
| CAMI (Hinkelmean & Granello, 2003) | 40 9-point scaled items | Undergraduate students | 18–30 | 86 | US | A & B |
| CAMI (Morris et al. 2011) | 40 9-point scaled items | Nurses | M = 40 ± 10 | 858 | 6 European countries | A & B |
| CAMI Chinese (Sevigny et al. 1999) | 40 9-point scaled items | Mental health professionals | ? | 100 | China | A & B |
| CAMI (Wolff et al. 1996) | 40 9-point scaled items | General public | ≥18 | 192 | UK | A & B |
|
31 5-point scaled items | Community members | ≥15 | 2000 | Canada | A & B |
|
37 3/4-point scaled items | Police officers | M = 41.34 ± 9.09 | 394 | US | A & B |
|
20 6-point scaled items | Student nurses | M = 27.9 ± 7.5 | 256 | Sweden | A & B |
|
20 5-point scaled items | Nursing students | 20–25 | 51 | Sweden | A & B |
|
28 10-point scaled items | Relatives of people with mental illness | M = 55.9 ± 14.8 | 103 | Italy | A & B |
|
9 7-point scaled items | High school students | M = 20.15 ± 6.33; M = 20.50 ± 5.87 | 210 | US | A & B |
|
27 5-point scaled items | Patients with depression; mental health experts | M = 43; 52 ± 11.6 | 63; 12 | Canada | A & B |
|
25 5-point scaled items | Community members | M = 32.2 ± 12.9 | 203 | Australia | A & B |
|
Five items measured on 0 to 100 visual-analogue scale | Community members | M = 41.35 | 110 | UK | A & B |
|
40 5-point scaled items | Military personnel and veterans | M = 37.52 ± 9.99 | 702 | US | A & B |
|
9 5-point scaled items | Community members | ≥18 | 5025 | German | C |
|
10 7-point scaled items | College students | ? | 329 | US | C |
|
27 9-point scaled items | College students | M = 26.3 ± 12.2 | 213 | US | A & C |
| AQ (Brown, 2008) | 27 9-point scaled items | College students | M = 19.2 ± | 774 | US | A & C |
| AQ (Corrigan et al. 2003) | 27 9-point scaled items | College students | M = 25.33 ± 8.77 | 518 | US | A & C |
| AQ (Corrigan et al. 2004) | 27 9-point scaled items | College students | M = 25.7 ± 9.5 | 54 | US | A & C |
| AQ-27-Italian (Luca Pingani et al. 2012) | 27 9-point scaled items | Relatives of college students | M = 40.15 ± 16.36 | 214 | Italy | A & C |
|
7 5-point scaled items | Patients with mental illness | M = 42.2 | 83 | UK | D |
|
7 5-point scaled items | Patients with mental illness | M = 41.5 | 509 | Poland | D |
|
11 5-point scaled items | Patients with mental illness | M = 46 | 40 | Sweden | D |
|
Six yes/no questions | Youth with mental illness | 12–18 | 60 | US | D |
|
22 4-point scaled items | Patients with mental illness | M = 41.2 ± 10.9 | 86 | UK | D |
|
32 7-point scaled items plus four interview questions | People with schizophrenia | M = 39.2 ± 11.32 | 732 | 27 countries | D |
| 17 4-point scaled items | People with mental illness | M = 54 ± 12.69 | 117 | UK | D | |
|
15 5-point scaled items | People with mental illness | M = 45.7 ± 12; 46.9 ± 16.7 | 89; 33 | Canada | D |
|
18 5-point scaled items | College students | M = 24.07 ± 7.34 | 197 | US | D |
|
15 five-point scaled items | Patients with mental illness | M = 42.2 | 83 | UK | D |
|
12 multiple choice items | Men with mental illness | M = 34 | 84 | US | D |
|
17 items on prevalence and frequency of stigma experience | People with mental illness | 20–79; median = 46 | 88 | Canada | D |
|
16 5-point scaled items | Community members | M = 50.9 | 1312 | Australia | E |
|
60 9-point scaled items | People with mental illness | M = 41.8 ± 9.6; 44.5 ± 8.5 | 54; 60 | US | E |
| 20 9-point scaled items | People with mental illness | M = 44.5; 27.8; 35.1; 44.8 | 71; 60; 30; 85 | US, German, Switzerland | E | |
|
32 7-point scaled items | Undergraduates and community members | M = 20.93 ± 3.38; 38 ± 13.76 | 391 | US | E |
|
12 5-point scaled items | Patients with schizophrenia | M = 39.7 ± 9.4 | 100 | Greece | E |
|
8 6-point scaled items | Community members and people with mental illness | M = 32.71–40.29 | 429; 164 | US | E |
|
5 6-point scaled items | People with mental illness | ? | 152 | US | E |
|
4 6-point scaled items | Community members and people with mental illness | M = 32.71–40.29 | 429; 164 | US | E |
|
7 6-point scaled items | People with mental illness | ? | 152 | US | E |
|
22 4-point scaled items | Caregivers of people with intellectual disability and mental illness | M = 42.81 ± 5.41; 54.21 ± 13.20 | 210; 108 | China | E |
|
9 4-point scaled items | People with mental illness, recent immigrants | M = 40.07 ± 10.16; 33.98 ± 6.31; | 175; 110; | China | E |
| Self-Stigma Scale-Short (SSSS) (Wu et al. 2015) | 9 4-point scaled items | People with mental illness | M = 40.53 ± 10.38; 46.52 ± 11.29 | 161; 189 | China | E |
|
5 4-point Likert scaled items | Youth with mental illness | 12–18 | 60 | US | E |
|
Seven items | Youth with mental illness | 12–18 | 60 | US | E |
|
29 4-point scaled items | People with mental illness | M = 49.5 ± 8.7 | 127 | US | E |
| ISMI (Brohan et al. 2011) | 29 4-point scaled items | People with bipolar disorder or depression | M = 45.67 (SD = 12.81) | 1182 | 13 European countries | E |
| ISMI (Ritsher & Phelan, 2004) | 29 4-point scaled items | People with mental illness | M = 51 ± 10 | 82 | US | E |
| ISMI Chinese (Chang et al. 2014) | 29 4-point scaled items | People with mental illness | M = 43.76 ± 11.27 | 347 | China | E |
| ISMI Arabic (Kira et al. 2015) | 29 4-point scaled items | Arab refugees with mental illness | M = 39.66 ± 11.45 | 330 | US | E |
| ISMI (Lien et al. 2014) | 29 4-point scaled items | People with mental illness | M = 43.6 ± 11.76 | 160 | China | E |
| ISMI (Sibitz et al. 2011a, b) | 29 4-point scaled items | People with schizophrenia | M = 37.3 ± 11.9 | 157 | Austria | E |
| ISMI (Sibitz et al. 2011a, b) | 29 4-point scaled items | People with schizophrenia | M = 37.3 ± 11.9 | 157 | Austria | E |
| ISMI (Sorsdahl et al. 2012) | 29 4-point scaled items | Members of depression and anxiety organisation | M = 37 ± 11.3 | 142 | South Africa | E |
|
24 4-point scaled items | People with schizophrenia | M = 33.3 ± 8.9 | 212 | Ethiopia | E |
|
10 4-point scaled items | People with mental illness | M = 49.5; 49.6 | 127; 760 | US | E |
|
17 4-point scaled items | Parents of people with mental illness | M = 58.46 ± 4.71 | 194 | Israel | E |
|
10 5-point scaled items | College students | ? | 583; 470; 546; 217; 655 | US | E |
|
26 5-point scaled items | People with mental illness | ? | 243 | UK | D & E |
|
Seven items | Latino people with depression | M = 50.6 ± 11.3 | 200 | US | A & E |
|
28 5-point scaled items | Patients with mental illness | M = 42.9 ± 12.4 | 109 | UK | A, C, D |
A: Stigma against mental illness or the mentally ill; B: stigma against help-seeking, treatment, mental health institution or psychiatry; C: Emotional responses to mental illness; D: Experienced stigma; E: self-stigma; ?: not reported.