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Table 5 Expected Value of Perfect Information (1000 Patients, 30 years)

From: Cost-utility analysis of antihypertensive medications in Nigeria: a decision analysis

Intervention* Willingness to pay ($/QALY) Population EVPI ($)
Low Risk   
Null Scenario - -
Thiazide diuretic 2,700 2,066,053
ACEI 15,000 18,246,980
Medium Risk   
Null Scenario - -
Thiazide diuretic 1,300 1,235,304
CCB 15,000 38,307,837
High Risk   
Null Scenario - -
Thiazide 1,400 894,629
CCB 12,500 22,299,390
  1. *Intervention are presented in decreasing order of cost-effectiveness.
  2. ACEI – Angiotensin converting enzyme inhibitor; CCB – Calcium channel blocker.