QALY

What is wrong with QALYs?

A paper by Rand and Kesselheim (2021) in Health Affairs this month conducts a systematic literature review to answer this question. Based on 113 articles they identified in peer-reviewed journals, they identify the following 10 criticisms categories. The graph above has each criticism category and the number of peer-reviewed articles that mention this critique type. …

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Is the value of a QALY constant?

Standard cost-effectiveness analysis assumes that any gain in quality-adjusted life years (QALYs) should be valued equally. This does not sound unreasonable, but is it true in practice? Consider two potential violations of constant value of QALY gains: scope insensitivity and severity independence. I define each of these below: Scope insensitivity. This assumes that individuals value …

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