Table 2.
Fixed effects of predictor variables on grade 4 students’ eating behaviours, China, May 2014–June 2015
Coefficient,
|
se | df | t | P | |
|---|---|---|---|---|---|
| Intercept | 4·88 | 0·37 | 16·7 | 13·09 | <0·001 |
| Time | |||||
| Pre-assessment | −1·39 | 0·32 | 10·3 | −4·37 | 0·001 |
| Post-assessment | Ref. | – | – | – | – |
| Intervention | |||||
| Control | −1·25 | 0·50 | 14·5 | −2·50 | 0·025 |
| Programme | Ref. | – | – | – | – |
| Province | |||||
| Shandong | 0·78 | 0·24 | 9·3 | 3·24 | 0·010 |
| Qinghai | Ref. | – | – | – | – |
| Time × intervention (pre × control) | 1·29 | 0·45 | 10·1 | 2·89 | 0·016 |
Ref., reference category.
Satterthwaite approximation was used for denominator df.