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Table 3 NNT and Drug Costs by CVD Risk Profile

From: A cost-minimization analysis of diuretic-based antihypertensive therapy reducing cardiovascular events in older adults with isolated systolic hypertension

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)