Table 2 Consumer food demographics and food safety knowledge

 Female

21 (8.8)

72 (30)

20 (8.3)

62 ± 15

28–100

 Male

27 (11.3)

78 (32.5)

22 (9.2)

60 ± 17

11–100

 18–25

18 (7.5)

71 (29.6)

18 (7.5)

61 ± 16

11–100

 26–35

8 (3.3)

38 (15.8)

17 (7.1)

65 ± 16

11–100

 36–45

9 (3.8)

25 (10.4)

5 (2.1)

60 ± 16

39–100

 46–55

9 (3.8)

8 (3.3)

2 (0.8)

54 ± 13

33–89

 56–60

3 (1.3)

5 (2.1)

0 (0)

52 ± 10

28–72

  > 60

1 (0.4)

3 (1.3)

0 (0)

53 ± 8

28–61

 Illiterate

1 (0.4)

5 (2.1)

2 (0.8)

63 ± 13

28–83

 Primary school

4 (1.7)

10 (4.2)

2 (0.8)

59 ± 13

28–89

 Middle school

8 (3.3)

13 (5.4)

6 (2.5)

62 ± 13

39–100

 High school

14 (5.8)

35 (14.6)

9 (3.8)

59 ± 14

11–89

 University

18 (7.5)

82 (34.2)

22 (9.2)

62 ± 16

11–100

 Postgraduate

3 (1.3)

5 (2.1)

1 (0.4)

54 ± 12

28–83

 Yes

14 (5.8)

77 (32.1)

33 (13.4)

66 ± 16

33–100

 No

34 (14.2)

73 (30.4)

9 (3.8)

56 ± 16

11–94

  < 2000

17 (7.1)

68 (28.3)

15 (6.3)

61 ± 16

11–100

 2001–4000

13 (5.4)

44 (18.3)

11 (4.6)

61 ± 14

28–100

 4001–6000

10 (4.2)

22 (9.2)

12 (5)

63 ± 14

39–100

 6001–8000

5 (2.1)

9 (3.8)

3 (1.3)

63 ± 13

39–100

  > 8000

3 (1.3)

7 (2.9)

1 (0.4)

54 ± 12

11–78

 Hanshan

14 (5.8)

40 (16.7)

6 (2.5)

60 ± 13

28–94

 Congtai

9 (3.8)

32 (13.3)

19 (7.9)

65 ± 16

11–100

 Fuxing

6 (2.5)

46 (19.2)

8 (3.3)

61 ± 15

28–100

 HIDZ

19 (7.9)

32 (13.3)

9 (3.8)

58 ± 15

11–100

Total

48 (20)

150 (62.5)

42 (17.5)

61 ± 16

11–100