Patients aren’t great price shoppers

That is the finding from a recent Health Affairs article by Desai et al. (2021). We launched a large online advertising campaign to increase consumers’ awareness about insurer-specific negotiated price information available on New Hampshire’s public price transparency website. Our campaign led to a more than 600 percent increase in visits to the website. However, in…

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…

How do pain crises affect quality of life and productivity among patients with sickle cell disease?

I provide the answer to this question in a recent paper in Current Medical Research & Opinion with co-authors Howard Thom, Edna Keeney, Daisy Gaunt, Lauren Zhao, Menaka Bhor, Avery Rizio, Lanetta Bronté-Hall and Nirmish Shah. The abstract is below. AimSickle cell disease (SCD) is a lifelong blood disorder affecting approximately 100,000 individuals in the…

What is immortal time bias?

A recent JAMA paper by Yadav and Lewis (2021) provide the answer: Bias from immortal time periods is the error in estimating the association between the exposure and the outcome that results from misclassification or exclusion of time intervals Yadav and Lewis (2021) Sounds simple but how do these errors occur in practice? Here are…