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Table 3 Expected change in (B) relative mortality rates (10-90%) as a function of population sizes

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

Control mortality rate (%)

Decreased in relative mortality rates according to population sizes (%)

10

20

30

40

50

60

70

80

90

10

26978

6432

2720

1452

880

576

398

286

210

20

12044

2896

1236

666

408

270

190

138

104

30

7050

1714

740

404

250

168

120

88

68

40

4544

1120

490

272

172

118

84

64

50

50

3032

762

340

192

124

86

64

50

40

60

2022

522

238

138

92

66

50

40

32

70

1298

350

166

100

68

50

40

32

26

80

758

220

110

70

50

38

32

26

22

90

352

118

66

46

34

28

24

22

20

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