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The mixed effect model evaluated the effect of the intervention at sites within the enterprise. Though the site effect and the intervention effect were significant, the site-specific intervention was not so we could not credit the improvement in report readability to our intervention
| Effect | Num DF | Den DF | F value | Pr > F |
|---|---|---|---|---|
| Site | 1 | 253 | 7.52 | 0.0065 |
| Intervention | 1 | 253 | 38.01 | < 0.0001 |
| Site × intervention | 1 | 253 | 1.27 | 0.2601 |
