Table 7

Economic analysis

Strategy

Cost per 100 patients (£)*

Cases detected per 100 patients

Cost per case detected (£)

Incremental cost per 100 patients (with base = E)

Incremental cases detected per 100 patients (base = E)

ICER


A

5222

1.05

4965

5159

0.61

Dominated**


B

1592

0.70

2270

1530

0.26

Dominated


C

293

0.53

558

231

0.09

(2635)


D

570

0.89

641

508

0.45

1124


E (base)§

62

0.44

142

0

0.00

Base


F

837

0.96

868

775

0.53

1473


G

4052

1.05

3853

3990

0.61

6503


* Cost of Viral test = £40.52; Cost of LFT Panel = £17.79.

** Dominated by G.

† Dominated by D and F.

‡ Strategy C is eliminated by extended dominance.

§ Patient born in a country of intermediate to high viral hepatitis prevalence and ALT greater than twice upper limit of normal on primary test is the least expensive strategy and was considered as base case.

ICER: Incremental cost-effectiveness ratio.

LFT: Liver function test.

Arnold et al. BMC Family Practice 2011 12:9   doi:10.1186/1471-2296-12-9

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