Question

EPIDEMIOLOGY QUESTION

Industry A
Age Group	Person-Years of Experience	Deaths	Rate per 1,000 py
20-29	40,000	80
30-39	30,000	90
40-49	20,000	100
50-59	10,000	200
20-59	100,000	470

Industry B
Age Group	Person-Years of Experience	Deaths	Rate per 1,000 py
20-29	10,000	20
30-39	20,000	60
40-49	30,000	150
50-59	40,000	800
20-59	100,000	1,030

Industry C
Age Group	Person-Years of Experience	Deaths	Rate per 1,000 py
20-29	25,000	30
30-39	25,000	50
40-49	25,000	75
50-59	25,000	315
20-59	100,000	470

Calculate a directly standardized mortality rate for Industry B, using Industry C as the standard. (Provide response as x.x)

Answer 1