Table 3

NNT and Drug Costs by CVD Risk Profile

Risk Category
Placebo Risk
Treatment Risk
ARR
NNT
(95% CI)
5-year NNT
5-year Drug Cost Per Patient
Total Cost
Incremental Cost











1 (low)
0.1013
0.0814
0.0199
50
(18 – 59)
45
$456
$20,529
$15,511
2 (medium)
0.1476
0.0912
0.0564
18
(11 – 53)
16
$456
$7,299
$2,281
3 (high)
0.2044
0.1265
0.0779
13
(8 – 26)
12
$456
$5,474
$456
4 (very high)
0.2526
0.1699
0.0827
12
(7 – 38)
11
$456
$5,018
$0 (base)

Chen et al. Cost Effectiveness and Resource Allocation 2005 3:2   doi:10.1186/1478-7547-3-2