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Threat×efficacy factorial analysis of variance for intention to the number of likes.
| Variable | F test (df) | P value | Partial η2 |
| Article length | 10.10 (1) | .002 | 0.02 |
| Video | 0.97 (1) | .32 | 0.00 |
| Threat | 0.65 (2) | .52 | 0.00 |
| Efficacy | 5.45 (2) | .005 | 0.02 |
| Threat×Efficacy | 2.53 (4) | .04 | 0.02 |
