Table 3.
Meta-Analysis of Suicide/Death IATs Incremental Predictive Validity
| Author | Year | N | Attempts | p | z | Sig. | Pow | Inflation | R index |
|---|---|---|---|---|---|---|---|---|---|
| Nock | 2007 | 73 | 2 | .03 | 2.14 | 1 | 0.57 | 0.43 | 0.14 |
| Nock | 2010 | 157 | 14 | .04 | 2.03 | 1 | 0.53 | 0.47 | 0.06 |
| Randall | 2013 | 107 | 29 | .02 | 2.32 | 1 | 0.64 | 0.36 | 0.28 |
| Barnes | 2017 | 163 | 27 | .01 | 2.46 | 1 | 0.69 | 0.31 | 0.38 |
| Harrison | 2018 | 128 | 23 | .41 | 0.82 | 0 | 0.13 | −0.13 | 0.25 |
| Glenn | 2019 | 131 | 6 | .53 | 0.62 | 0 | 0.09 | −0.09 | 0.18 |
| Millner | 2019 | 71 | 5 | 1.00 | 0.00 | 0 | 0.02 | −0.02 | 0.05 |
| Tello | 2019 | 164 | 16 | .01 | 2.47 | 1 | 0.70 | 0.30 | 0.39 |
| Average | — | 124 | 15 | .11a | 1.61 | .63 | 0.42 | 0.20 | 0.22 |
Note: Attempts = number of participants with suicide attempts, Sig. = significant (H0 was rejected), Pow = observed power, Inflation = sig – power, R-index = replicability index (power – inflation)
a
This value is based on the mean z score.