Table 3.
Proportion, by supermarket-shelf category, of purchases of the Good Price Booklet’s foods bought at a price below the booklet price by Opticourses participants from socio-economically disadvantaged neighbourhoods of Marseille, France, 2012–2014
| Price (€/kg) | Price below the booklet price | ||||
|---|---|---|---|---|---|
| Supermarket-shelf category | Median | IQR | Total n | n | % |
| Vegetables (fresh or frozen) | 1·5 | 1·0–2·0 | 425 | 263 | 61·9 |
| Fruit | 1·5 | 1·0–2·0 | 373 | 219 | 58·7 |
| Fish (fresh or frozen) | 5·9 | 4·0–12·0 | 11 | 6 | 54·5 |
| Meat (fresh or frozen) | 6·8 | 4·0–8·8 | 163 | 93 | 57·1 |
| Processed meat | 9·8 | 7·4–13·3 | 28 | 13 | 46·4 |
| Eggs | 1·9 | 1·9–2·8 | 130 | 97 | 74·6 |
| Dairy | 0·9 | 0·6–1·5 | 319 | 276 | 86·5 |
| Bread | 3·8 | 2·5–4·5 | 12 | 1 | 8·3 |
| Grains | 1·2 | 0·8–2·0 | 209 | 164 | 78·5 |
| Potato | 1·0 | 0·6–1·7 | 126 | 84 | 66·7 |
| Legumes | 2·0 | 1·3–2·7 | 37 | 27 | 73·0 |
| Tinned vegetables | 2·2 | 1·7–2·8 | 87 | 51 | 58·6 |
| Tinned tomatoes | 1·6 | 0·6–2·1 | 100 | 73 | 73·0 |
| Tinned legumes | 1·8 | 1·2–2·7 | 27 | 18 | 66·7 |
| Tinned fish | 7·4 | 5·8–9·2 | 39 | 24 | 61·5 |
| Soup | 1·4 | 1·0–2·0 | 6 | 4 | 66·7 |
| Juice | 0·9 | 0·7–1·1 | 141 | 116 | 82·3 |
| Oils & fats | 1·5 | 1·4–1·6 | 95 | 24 | 25·3 |
| Breakfast cereals* | – | – | – | – | |
| Sweet products | 2·5 | 1·8–4·6 | 9 | 5 | 55·6 |
| Frozen potato | 1·1 | 0·8–1·4 | 49 | 42 | 85·7 |
IQR, interquartile range.
*
Not purchased by Opticourses participants.