Table 1.
Pre and post outcomes for main research questions.
| Pretest | Posttest | ||||||
|---|---|---|---|---|---|---|---|
| Outcome | Group | N | Mean | SD | N | Mean | SD |
| Knowledge | BAU | 24 | 0.08 | 0.28 | 23 | 0.09 | 0.29 |
| SIWI | 26 | 0.23 | 0.51 | 25 | 3.82 | 0.43 | |
| Evidence-based practices | |||||||
| Teaching writing | BAU | 24 | 4.28 | 0.94 | 23 | 3.97 | 1.07 |
| SIWI | 26 | 3.82 | 1.20 | 25 | 5.09 | 0.99 | |
| Supporting writing | BAU | 24 | 4.64 | 0.59 | 23 | 4.29 | 0.88 |
| SIWI | 26 | 4.38 | 1.08 | 25 | 5.02 | 0.92 | |
| Efficacy | BAU | 24 | 4.49 | 0.58 | 23 | 4.25 | 0.62 |
| SIWI | 26 | 4.34 | 0.78 | 25 | 4.77 | 0.63 | |
Knowledge represents the mean behavioral profile from 0 to 6, non-use to renewal. Evidence-based practices is the mean score on an 8-point scale (1–8), ranging from never to several times a day. The efficacy score represents the mean of a 6-point scale (1–6), from strongly disagree to strongly agree.