Table 4.
Results of linear mixed modelling: interaction of time and dietary outcome expectancies on healthy nutrition (MEDAS sum score) among adults (mean age 42·2 (sd 10·4) years, range 18–65 years; n 454 at T1, n 112 at T2) participating in a web-based intervention in Italy, Spain and Greece, 2015
| 95 % CI | |||||||
|---|---|---|---|---|---|---|---|
| Parameter | Estimate | se | df | t | P | Lower bound | Upper bound |
| Intercept | 6·37 | 0·22 | 453·75 | 28·33 | <0·01 | 5·93 | 6·81 |
| Time | 1·50 | 0·34 | 153·11 | 4·41 | <0·01 | 0·83 | 2·17 |
| Sex | 0·14 | 0·12 | 333·83 | 1·21 | 0·23 | −0·09 | 0·37 |
| Age | 0·02 | 0·01 | 343·00 | 4·53 | <0·01 | 0·01 | 0·04 |
| BMI | −0·04 | 0·01 | 342·49 | −3·53 | <0·01 | −0·06 | −0·02 |
| Expectancies | 0·24 | 0·05 | 439·44 | 4·60 | <0·01 | 0·14 | 0·34 |
| Time×expectancies | −0·20 | 0·09 | 15·04 | −2·33 | 0·02 | −0·37 | −0·03 |
MEDAS, Mediterranean Diet Adherence Screener; T1, baseline; T2, follow-up.