Table 1.
Study characteristics
| First Author (Country, year) | Participants | ||
|---|---|---|---|
| Sample Size (n) (% female) | Age (y) (M) | Behavioral Intent | |
| Experimental Studies | |||
| Fleischmann31 (Brazil, India, Iran, Sri Lanka, China, 2008) | 1,867 (54%) | 10–85 (23†) | Suicide Attempt |
| Donaldson28 (USA, 2005) | 31 (82%) | 12–17 (15) | Suicide Attempt |
| Tyrer32 (UK, 2004) | 480 (68%) | 16–65 (31) | Self-Harm |
| Spirito27 (USA, 2002) | 63 (90%) | 12–18 (15) | Suicide Attempt |
| van Heeringen30 (Belgium, 1995) | 516 (57%) | ≥15 (34) | Suicide Attempt |
| McLeavey33 (Ireland, 1994) | 39 (74%) | 15–45 (24) | Undefined Intent |
| Waterhouse29 (UK, 1990) | 77 (62%) | ≥16 (30) | Undefined Intent |
| Quasi-Experimental Studies | |||
| Greenfield36 (Canada, 2002) | 286 (69%) | 12–17 (14) | Suicidal Ideation |
| Rotheram-Borus34 (USA, 2000) | 140 (100%) | 12–18 (15) | Suicide Attempt |
| Deykin35 (USA, 1986) | 319 (62%) | 13–17 (NR) | Suicidal Ideation |
†
Median value