while i don't contest the usefulnes of checklists ... "... some of the largest population-wide reductions in surgical deaths ..." _reductions_. but how does i

while i don't contest the usefulnes of checklists ... "... some of the largest population-wide reductions in surgical deaths ..." _reductions_. but how does it compare using absolute rates? it's usually easy to achieve good numbers when the baseline is sub-par (diminishing returns).