Table 2.

Methodological quality of a study on each measurement property of a measurement tool

Measurement tool	Study Author	Internal consistency	Reliability	Content validity	Measurement errors	Structural validity	Criterion validity	Cultural validity	Hypothesis testing	Responsiveness
1. Knowledge about Schizophrenia Questionnaire (KASQ) [28]	Ascher-Svanum & Krause, 1999	Poor	Poor	Poor						Poor
2. Knowledge Questionnaire on Home Care of Schizophrenics (KQHS) [29]	Balasubramanian et al., 2013	Poor		Good
3. Knowledge about Schizophrenia Test (KAST) [30, 32]	Compton et al., 2007	Poor		Excellent			Fair		Fair
	Daltio et al., 2015		Fair	Excellent				Fair	Fair
4. Multiple-Choice Knowledge of Mental Illnesses Test (MC-KOMIT) [31]	Compton et al., 2011	Poor	Good	Excellent					Fair	Poor
5. Mental Health Knowledge Schedule (MAKS) [33]	Evans-Lacko et al., 2010	Poor	Fair	Excellent
6. Depression Multiple Choice Question (DMCQ) [34]	Gabriel & Violato, 2009	Good		Poor		Fair			Fair
7. Depression Literacy (D-Lit) [35, 36]	Gulliver et al., 2012	Poor	Poor
	Kiropoulos et al., 2011	Poor	Fair
8. Anxiety Literacy Questionnaire (A-Lit) [35]	Gulliver et al., 2012	Poor	Poor
9. Test of Knowledge About ADHD (KADD) [37]	Hepperlen et al., 2002	Good		Poor		Fair
10. Knowledge about Depression and Mania Inventory (KDMI) [38]	Kronmuller et al., 2008	Poor		Excel-lent			Fair		Fair	Poor
11. Mental Health Literacy Scale (MHLS) [39]	O’Connor & Casey, 2015	Excel-lent	Good	Excel-lent	Good	Excel-lent			Fair
12. Journey of Hope (JOH) Outcome Survey [40]	Pickett-Schenk et al., 2000	Good				Fair			Fair
13. Knowledge of Mental Disorders (KMD) [41]	Serra et al., 2013	Good				Fair			Fair
14. Adolescent Depression Knowledge Questionnaire (ADKQ) [42]	Hart et al., 2014	Good		Poor		Fair
15. Mental health disorder recognition questionnaire (MDRQ) [43]	Swami et al., 2011		Fair						Fair
16. Mental Health Knowledge Questionnaire (MHKQ) [44]	Wang et al., 2013	Good							Fair