TABLE 1.
Descriptive data of included articles.
| Authors | Type of study |
Sample demographic |
Sample age |
Sample gender |
Critical appraisal score | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Intervention | Comparison of paper versus Internet test | Internet test validation | Other | Size | Country | Range | Mean | Female (%) | Male (%) | ||
| Lin et al.39 Lin et al.40 |
- | - | X | - | 579 | Taiwan | 18–52 | 26.5 | 72.7 | 27.3 | 11 |
| Donker et al.38 | - | - | X | - | 502 | Netherlands | 18–80 | 43 | 57 | 43 | 11 |
| Harvey et al.27 | - | - | - | X Association study | 3401 of which 1161 completed depression screening tool | UK telecommunications company | Not provided | Not provided | Not provided | Not provided | 5 |
| Krog et al.28 | - | - | - | X Qualitative study | 9 general practitioners | Denmark | 44–67 | Not provided | 3 | 6 | 5 (total of 6) |
| Leykin et al.36 Gill et al.41 |
- | - | X | - | 24965 Monthly screening: 1371 | United Kingdom (n = 384), followed by India (n = 244) and South Africa (n = 150); 15.2% of participants reported being born in a country other than the country of their current residence (consenting for the follow-up) | 18–92 | 32.1 | 63.8 | 31.7 | 9 |
| Spek et al.29 | - | X | - | - | 407 | - | Not provided | 55 | 64 | 34 | 11 |
| Williams et al.32 | - | - | - | X Feasibility study | 972 | US college students Massachusetts | Not Provided | 71 | 29 | 9 | |
| Garlow et al.43 | X | - | - | - | 729 | America | College students | Not provided | 71.7 | 28.3 | 10 |
| Jeong Youn et al.33 | - | - | - | X Feasibility study | 259 | Five US colleges (California, Massachusetts and Pennsylvania | Not provided | 77.4 | 22.6 | 9 | |
| Holländare et al.30 | - | X | - | - | 87 | Sweden | 20–72 | 41.1 | 65.5 | 34.5 | 11 |
| Herrero et al.31 | - | X | - | - | 530 | Open University of Catalonia | - | 29.1 | 66 | 44 | 10 |
| Monero et al.42 | - | - | - | X Association study | 215 | College students in the two US universities | 18–20 | 18.8 | 54 | 46 | 11 |
| Moreno et al.44 | - | - | - | X Association study | 273 | University students (USA) | Not provided | 18.9 | 58.4 | 41.6 | 10 |
| Du et al.35 | - | - | X | 230 at time 1 150 at time 2 | University students in China | 18–25 | 19.93 | 43.5 | 56.6 | 11 | |
| Lee et al.34 | - | - | - | X Association study | 6068 | University students in Korea | Undergraduate: 18–30 Graduates: 20–47 |
Undergraduates: 20.3 Graduates: 26.4 | 23.9 | 76.1 | 10 |
| Lup et al.37 | - | - | - | X Association study | 117 | Facebook users | 18–29 | 24.8 | 84 | 16 | 9 |
| Liu et al.45 | - | - | - | X Feasibility study | 4709 | Chinese literate individual | 18 and older | 30.2 | 61.8 | 38.2 | 10 |
Note: X represents the type of study indicated.