Table 2.

Consumer food demographics and food safety knowledge

Characteristic	Score
	<  50	50–75	> 75	Mean ± SD	Range
Sex
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
Age (year)
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
Education
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
Food safety training
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
Income (Yuan/month)
< 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
Location (district)
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