Table 3 The effect of level of education on cognitive impairment in subjects from different fluoride drinking water areas
Education | AD-8/MoCA-B | ||
|---|---|---|---|
Normal | Abnormal | Statistical indicators | |
Illiterate | |||
Control Group | 110(90.2%) | 12(9.8%) | X2 = 27.428 |
Fluoride Group | 85(62%) | 52(38%) | P = 0.000** |
Primary school | |||
Control Group | 24(77.4%) | 7(22.6%) | X2 = 8.79 |
Fluoride Group | 41(46.6%) | 47(53.4%) | P = 0.003** |
Middle school | |||
Control Group | 9(69.2%) | 4(30.8%) | X2 = 1.418 |
Fluoride Group | 20(45.5%) | 24(54.5%) | P = 0.234 |
High Middle school and higher | |||
Control Group | 3(50%) | 3(50%) | – |
Fluoride Group | 2(66.7%) | 1(33.3%) | P = 1.000 |