Table 5.
Mean values per cluster of the different items or constructs assessed in the questionnaire and label reading percentages for the participants who followed a diet.
| Mean Value | ||||
|---|---|---|---|---|
| Cluster 1 (n = 86) |
Cluster 2 (n = 90) |
Cluster 3 (n = 70) |
Cluster 4 (n = 52) |
|
| NK | 10.8 b | 13.3 a | 12.9 a | 10.9 b |
| ATFL | 4.7 | 4.5 | 4.4 | 4.4 |
| NR.1 | 2.6 c | 4.8 a | 4.0 b | 3.7 b |
| NR.2 | 3.1 a | 1.8 b | 2.6 a | 2.9 a |
| NR.3 | 3.3 a | 1.8 b | 2.1 b | 2.3 b |
| NR.4 | 2.9 a | 1.8 c | 2.2 bc | 2.9 ab |
| NR.5 | 3.2 a | 2.0 b | 2.9 a | 3.1 a |
| NR.6 | 3.0 a | 2.3 b | 3.1 a | 3.6 a |
| NR.7 | 3.2 a | 2.4 b | 3.4 a | 3.1 a |
| NR.8 | 2.6 c | 2.2 c | 4.8 a | 3.3 b |
| NR.9 | 2.7 b | 1.9 c | 2.3 bc | 4.6 a |
| FCQ Health | 5.8 b | 6.2 a | 6.2 a | 5.6 b |
| FCQ Mood | 5.6 ab | 6.0 a | 6.0 a | 5.4 b |
| FCQ Easy | 5.1 | 5.1 | 5.3 | 4.9 |
| FCQ Proximity | 5.5 bc | 5.9 ab | 6.0 a | 5.3 c |
| FCQ Sensory appeal | 5.7 b | 5.9 ab | 6.1 a | 5.5 b |
| FCQ Natural content | 5.4 ab | 5.8 a | 5.8 a | 5.0 b |
| FCQ Cheap | 4.0 ab | 3.5 b | 4.1 ab | 4.3 a |
| FCQ Value for money | 5.6 b | 5.8 ab | 6.1 a | 5.4 b |
| FCQ Weight control | 5.4 a | 5.4 a | 5.7 a | 4.8 b |
| FCQ Familiarity | 5.2 | 5.2 | 5.2 | 4.8 |
| Fiber impact | 20.9 | 17.6 | 18.2 | 17.9 |
| Sugar impact | 23.5 b | 26.8 a | 23.8 ab | 22.6 b |
| Saturated fats impact | 23.7 | 24.8 | 22.6 | 22.8 |
| Salt impact | 20.9 | 18.4 | 18.5 | 17.3 |
| Mineral impact | 18.6 a | 13.9 b | 14.9 b | 15.6 ab |
| Carbohydrates impact | 21.7 | 21.7 | 18.7 | 18.8 |
| Cholesterol impact | 22.5 a | 19.3 ab | 20.4 ab | 18.2 b |
| Total fat impact | 24.1 | 24.1 | 22.8 | 21.3 |
| Protein impact | 20.5 | 20.9 | 18.0 | 18.3 |
| Caloric impact | 23.6 | 24.7 | 23.6 | 21.8 |
| Vitamin impact | 19.2 a | 13.9 b | 15.9 ab | 15.6 ab |
| * Occasional reading | 4.7% | 3.3% | 2.9% | 7.7% |
| * Frequent reading | 68.6 ab% | 77.8 a% | 68.6 ab% | 53.8 b% |
a–c: Different letters in the same row and sociodemographic variables (sex, age group, and education level) or BMI indicate statistically significant differences (p < 0.05). NK: Nutrition knowledge; ATFL: Attitude Toward Food Labels; NR: Reasons for Never Reading the Nutrition Information; FCQ: Food Choice Questionnaire. * The first item of Label-Reading Behavior: occasional reading (options: never and rarely) and frequent reading (options: often and always).