<prompt> Translate the following text to SwahiliBecause of the uncertainty in estimates of the value of premature mortality avoidance, it is important to adequately characterize and understand the various types of economic approaches available for mortality valuation.  <response>: Kwa sababu ya kutokuwa na uhakika katika makadirio ya thamani ya kuepuka vifo vya mapema, ni muhimu kwa kutosha sifa na kuelewa aina mbalimbali za mbinu za kiuchumi inapatikana kwa ajili ya thamani ya vifo. 