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. 2018 Sep 28;13(9):e0203867. doi: 10.1371/journal.pone.0203867

Table 1. Demographic data (in percentage) of the cohorts (Brazilian participants [BR] and Chilean participants [CH]) that participated in the survey (n = 672).

Demographics Variable
BR % CH %
Sex
Female 51.8 54.4
Male 48.2 45.6
Age (yr)
18–25 19.8 20.3
26–35 29.9 32.3
36–45 22.3 19.8
46–55 14.3 12.5
56–65 11.0 9.9
>66 2.7 5.2
Level of education
High school graduate 31.7 17.7
Graduate and postgraduate 68.3 82.3
Area of residence
City with < 20,000 habitants 8.2 8.7
City between 20,001–100,000 habitants 16.8 3.2
City between 100,001–1 million habitants 56.4 6.1
City with > 1million habitants 18.6 82.0
Involvement in animal production
Not involved 91.2 84.0
Involved 8.8 16.0
Consumption of animal products
Consume eggs, milk and all types of meat 97.6 96.8
Consume eggs, milk but no meat 2.4 3.2
Knowledge about egg production systems
Completely unfamiliar 29.9 23.0
A bit familiar 25.0 21.8
Somewhat familiar 15.5 25.0
A bit unfamiliar 24.4 19.5
Very familiar 5.2 10.8
Source of information regarding animal production systems
Internet 57.6 54.1
General programs 33.5 32.0
Rural programs 33.2 11.9
Friends 31.4 32.8
Newspaper 19.8 23.8
Scientific journals 10.4 13.4
University 8.8 22.1
ONGs 7.3 8.1
Others 2.7 2.6