The following information has been gathered on the costs and effectiveness of the two treatments, A and B. In this problem, costs and consequences are not discounted.

	Treatment A	Treatment B
Mortality rate	5%	2%
Life expectancy for survivors	20 years	10 years
Initial treatment cost	$10,000	$5,000
Follow up costs, year 1	$5,000	$2,000
Annual follow up costs, all subsequent years	$1,000	$500

Which treatment should be undertaken?

please explain your decision