Table 2.

The level of knowledge of radiation

	Mean score	F/t	p	r (p)
Gender		4.82	0.00	-0.12 (p<0.001)
male	2.49
female	2.27
Age		46.34	0.00	-0.30 (p<0.001)
18-29	2.61
30-39	2.63
40-49	2.52
50-59	2.08
≥60	1.81
Residence		7.38	0.00	-0.19 (p<0.001)
town	2.50
rural	2.14
Marital status		14.05	0.00	0.04 (p=0.09)
married	2.36
divorced	2.50
widowed	1.65
single	2.66
Educational level		100.48	0.00	0.43 (p<0.001)
illiteracy	1.41
elementary school	1.71
primary school	2.32
high school	2.63
university or above	2.95
Family income (Kilo Yuan)		18.89	0.00	0.18 (p<0.001)
<1	2.08
1~	2.31
2~	2.43
4~	2.61
Distance away from the plant (km)		8.06	0.00	-0.02 (0.50)
~5	2.29
~10	2.45
~15	2.45
~20	2.31
~25	2.60
~30	2.11