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Table 2 Self-rated mental health study characteristics

From: Single item measures of self-rated mental health: a scoping review

Characteristic

# of studies

Characteristic

# of studies

 

(N = 57)

 

(N = 57)

Country:

Sample size:

United States

26

<500

8

Canada

20

500–10, 000

32

Other¥

11

>10, 000

17

Data type:

*Study populations:

Primary data collection

17

Children ≤12 yrs

0

Secondary data analysis

40

Adults 60+

9

Study design:

Individuals with medical conditions§

4

Cross sectional

51

Psychological or psychiatric disorders

19

Prospective

6

Mental health service users

5

Case–control

1

University students

2

  

Caregivers for the elderly

1

  

Veterans

1

*Sex:

General sample

23

Mixed-sex sample

56

Objective for using SRMH:

Male-only sample

1

Validation study

4

Female-only sample

0

Major variable in a research study

37

Analysis of gender differences in SRMH

16

Minor variable in a research study

16

Secondary data sources used in multiple studies:

SRMH as major variable & review themes:

Canadian Community Health Survey

13

Validation/ Mental health condition

9

Medical Expenditure Panel Survey

7

Physical health

4

Mental Health Supplement to the Ontario Health Survey

2

Health service (utilization, satisfaction)

13

National Latino Asian-American Study

9

Social determinants of health

19

  1. *Categories under some headings are not mutually exclusive; column totals do not always add to 57.
  2. ¥Other: China 2, Singapore 2, England 1, Japan 1, Nigeria 1, Puerto Rico 1, Sri Lanka 1, Turkey 1, Ukraine 1.
  3. §Medical conditions: Asthma, medically unexplained physical symptoms, multiple sclerosis, restless leg.
  4. Syndrome, hypertension.