Table 2 Sociodemographic data of the participants [presented as mean, n (%)]

Age (years)

 Range

 Mean ± SD

 Median

36–58

44 ± 7

43

37–74

55 ± 14

55

34–52

42 ± 6

40

21–70

38 ± 10

37

21–74

40 ± 10

39

Gender (n, %)

 Male

 Female

3 (20)

12 (80)

2 (40)

3 (60)

4 (20)

16 (80)

27 (42)

38 (58)

36 (34)

69 (66)

Education level

 Secondary

 Tertiary

 N/A

–

13 (87)

2 (13)

–

5 (100)

–

–

16 (80)

4(20)

37 (57)

22 (34)

6 (9)

37 (35)

56 (53)

12 (12)

Food industries’

category (n, %)

–

–

–

 Snack food

 Processed food

 Bakery

 Sauce

 Beverage

 Frozen food

 Noodles

 Others (salt, seasoning, salted/pickled/fermented food, anchovy, healthy food, baby food, ice cream)

16 (25)

14 (22)

8 (12)

6 (9)

5 (8)

4 (6)

3 (5)

8 (12)

65 (100)