Table 1 Recruitment data for published suicide prevention RCTs for youth [25]
Study (Year) | Recruitment Includes ED (Y/N) | Screened | Eligible | Randomized | Screen/Randomized |
|---|---|---|---|---|---|
Asarnow et al. (2017) [28] | Y | 140 | 60 | 42 | 3.3 |
Bertolote et al. (2010) [29] | Y | 2973 | 2896 | 1867 | 1.6 |
Diamond et al. (2010) [30] | Y | 341 | 129 | 66 | 5.2 |
Husain et al. (2014) [31] | Y | 250 | 236 | 221 | 1.1 |
King et al. (2006) [32] | Y | 1316 | 986 | 289 | 4.6 |
King et al. (2009) [33] | Y | 2493 | 1050 | 448 | 5.7 |
King et al. (2015) [34] | Y | 526 | 49 | 49 | 10.7 |
Mehlum (2016) [35] | Y | 294 | 189 | 77 | 3.8 |
Ougrin et al. (2011) [36] | Y | 96 | 78 | 70 | 1.4 |
Pineda & Dadds (2013) [37] | Y | 64 | 64 | 48 | 1.3 |
Rossouw & Fonagy (2012) [38] | Y | 120 | 110 | 80 | 1.5 |
Rudd et al. (1996) [39] | Y | 303 | 302 | 302 | 1.0 |
Spirito et al. (2002) [40] | Y | 82 | 82 | 76 | 1.0 |
Wharff et al. (2019) [41] | Y | 330 | 287 | 142 | 2.3 |
Mean screening-to-randomization ratio for ED- recruitment RCTs: | 3.2 | ||||
Carter et al. (2010) [42] | N | 112 | 96 | 76 | 1.0 |
Cooney et al. (2010) [43] | N | 35 | 33 | 29 | 1.2 |
Green et al. (2011) [44] | N | 402 | 394 | 366 | 1.1 |
Harrington et al. (1998) [45] | N | 435 | 288 | 162 | 2.7 |
Hazell et al. (2009) [46] | N | 138 | 133 | 72 | 1.9 |
Slee et al. (2008) [47] | N | 100 | 92 | 90 | 1.1 |
Wood et al. (2001) [48] | N | 83 | 79 | 63 | 1.3 |
Mean screening-to-randomization ratio for outpatient-recruitment RCTs | 1.5 | ||||