an increasing trendp < 0.05
The exposure levels also showed an increasing trend with the family size, ranging from 53.1% when the family size was up to four people to 58.8% when it was eight or more ( p < 0.05) ( Table 2 ).
The exposure levels also showed an increasing trend with the family size, ranging from 53.1% when the family size was up to four people to 58.8% when it was eight or more ( p < 0.05) ( Table 2 ).