Int. J. Environ. Res. Public Health 2009, 6
1017 Table 2. Cont.
Education college high school middle school primary school some primary or none
5 41 224 157
1.70% 3.60% 4.80% 5.40%
195
8.10%
411
4.70%
211
8.10%
51
1.10%
571
8.20%
Smoking never smoker
341
4.30%
smoked 1 year or less
2
3.00%
smoked 1-10 years
42
4.00%
smoked 10-20 years
83
7.60%
smoked over 20 years Arsenic categories 0-5 μg/L
154
11.30%
58
1.80%
Drinking never drinker ever drinker
Farm worker No Yes
5.1-10 μg/L
32
3.80%
10.1-20 μg/L
53
4.20%
20.1-50 μg/L
235
6.90%
50.1-100 μg/L
128
8.30%
0.87c 0.78,0.97 0.02 Ref 1.59 1.24,2.04 <0.01 Ref 3.93 2.86,5.41 <0.01 Ref 0.95 0.25,3.69 0.95 0.92 0.63,1.33 0.66 1.11 0.80,1.52 0.54 1.33 0.98,1.81 0.07
2.52 1.47,4.30 <0.01 2.83 1.77,4.53 <0.01 3.94 2.78,5.59 <0.01 6.03 4.05,8.97 <0.01