Factor | % seronegativity | P* | Relative risk | Lower limit | Upper limit | |
High SES | Low SES | |||||
Parents income | 71.4 | 32.3 | <0.05 | 2.2 | 1.7 | 2.8 |
Source of water | 70.5 | 28.3 | <0.05 | 2.5 | 2.8 | 3.4 |
Residential area | 66.9 | 30.2 | <0.05 | 2.2 | 1.6 | 3.0 |
Parents level of education | 72.7 | 20.0 | <0.05 | 3.6 | 2.4 | 5.6 |
Crowded household | 70.4 | 36.7 | <0.05 | 1.9 | 1.5 | 2.4 |
Age | 73.2 | 34.6 | <0.05 | 3.8 | 2.8 | 5.8 |