Table 1 Sample characterization...

Table 1

Sample characterization

Participants' characteristics (N = 450)	Frequency	Percentage
Gender
Male	172	38.2
Female	276	61.3
Other	3	0.4
Age
18–25	249	55.3
26–35	52	11.6
36–45	46	10.2
46–55	74	16.4
56–65	26	5.8
Over 65	3	0.7
Education level
Up to 9 school years	13	2.9
10–12 School years	124	27.6
Bachelor's Degree	199	44.2
Post-graduate	114	25.3
Professional occupation
Self-Employed	59	13.1
Employee	262	58.2
Student	118	26.2
Retired, Unemployed, Working as a household or similar	11	2.4
Purchase frequency of packaging-free food products
Never	12	2.7
Rarely	57	12.7
Occasionally	121	26.9
Very Frequently	160	35.6
Always	100	22.2
Shopping frequency at the supermarkets
Less than once a month	7	1.6
Once a month	16	3.6
2–3 times a month	111	24.7
Once a week	228	50.7
2–3 times a week	69	15.3
More than 3 times a week	19	4.2
Total	450	100.0

Participants' characteristics (N = 450)	Frequency	Percentage
Gender
Male	172	38.2
Female	276	61.3
Other	3	0.4
Age
18–25	249	55.3
26–35	52	11.6
36–45	46	10.2
46–55	74	16.4
56–65	26	5.8
Over 65	3	0.7
Education level
Up to 9 school years	13	2.9
10–12 School years	124	27.6
Bachelor's Degree	199	44.2
Post-graduate	114	25.3
Professional occupation
Self-Employed	59	13.1
Employee	262	58.2
Student	118	26.2
Retired, Unemployed, Working as a household or similar	11	2.4
Purchase frequency of packaging-free food products
Never	12	2.7
Rarely	57	12.7
Occasionally	121	26.9
Very Frequently	160	35.6
Always	100	22.2
Shopping frequency at the supermarkets
Less than once a month	7	1.6
Once a month	16	3.6
2–3 times a month	111	24.7
Once a week	228	50.7
2–3 times a week	69	15.3
More than 3 times a week	19	4.2
Total	450	100.0

Source(s): Table created by author

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