Residual rates of mortality in patients with severe sepsis: a fatality or a new challenge?

Annals of Intensive Care

Table 2 Expected change in (A) absolute mortality rates (10-60%)

Control mortality rate (%)	Decreased in absolute mortality rates according to population sizes (%)
Control mortality rate (%)	5	10	15	20	25	30
10	880	0	0	0	0	0
20	1816	408	162	0	0	0
30	2490	592	250	134	82	0
40	2898	712	310	172	108	74
50	3032	762	340	192	124	86
60	2894	744	338	196	128	92

Population sizes were calculated from Stata 12.0 software with an absolute α risk of 5% (bilateral) and a power of 80%.