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Table 3 ANCOVA models, dependant variable: total energy ordered

From: Socioeconomic position and the impact of increasing availability of lower energy meals vs. menu energy labelling on food choice: two randomized controlled trials in a virtual fast-food restaurant

Model

F

p

partial η2

Study 1 (n = 868)

 availability

28.55

< 0.001

0.0321

 labelling

0.47

0.494

0.0005

 level of education

0.69

0.406

0.0008

 availability*level of education

2.34

0.127

0.0027

 labelling*level of education

0.52

0.471

0.0006

Study 2 (n = 875)

 availability

16.29

<  0.001

0.0184

 labelling

2.01

0.157

0.0023

 level of education

2.92

0.088

0.0033

 availability*level of education

0.02

0.875

< 0.0001

 labelling*level of education

0.17

0.680

0.0002

Pooled data (n = 1743)

 availability

43.35

<  0.001

0.0244

 labelling

2.47

0.116

0.0014

 level of education

0.31

0.575

0.0002

 availability*level of education

1.27

0.260

0.0007

 labelling*level of education

0.05

0.816

<  0.0001

 study

6.95

0.009

0.0040