Health risk assessment

Question

please i need help for this exercice thank you

1.   An epidemiological study by Houot et al (2015) studying cases of acute myeloblastic leukaemia in children related to benzene exposure from road traffic generated the following data.

risk of having the disease in exposed individuals RR = risk of having the disease in unexposed individuals)

or RR = (No. of leukemia cases among the exposed individuals) / (No.of healthy subjects among the exposed individuals (No. of le

The proportion of the population exposed is 15%. 1. Calculate the risk of acute myeloblastic leukemia due to benzene exposure. 2.   Calculate the excess cancer risk due to exposure to anthracene of 5 ug m-3 The unit excess risk of inhaled anthracene is 3,1 x 10-6 (ug m-3)=2

3.   The table below shows various air contaminants, as well as reference and measured concentrations in ambient air. Using the data presented, calculate the hazard quotient and give the conclusion of your results.

Substance PM2s 0 NO2 SO2 Arsenic Reference concentration 30 ug/m 100 ug/m 40 ug/m 20 ug/m 0,003 vg/m Measured concentration 1
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