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Health Economics Wiki
Statistical Methodsevidence: highv1.0.0

Probabilistic Sensitivity Analysis

A method for propagating parameter uncertainty through a model by simultaneously sampling from probability distributions.

Definition

Probabilistic sensitivity analysis (PSA) addresses parameter uncertainty by assigning probability distributions to each uncertain model parameter and running Monte Carlo simulations. Each simulation samples from all distributions simultaneously, generating a distribution of cost-effectiveness outcomes. PSA results are typically presented as a cost-effectiveness acceptability curve (CEAC) and cost-effectiveness plane.

Canonical Identity

Version
1.0.0
Published
4/26/2026
Structured Data
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