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Rafael Alfonso-Cristancho

Researcher at GlaxoSmithKline

Publications -  87
Citations -  23192

Rafael Alfonso-Cristancho is an academic researcher from GlaxoSmithKline. The author has contributed to research in topics: Medicine & Internal medicine. The author has an hindex of 25, co-authored 54 publications receiving 19735 citations. Previous affiliations of Rafael Alfonso-Cristancho include University of Washington.

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Cost-effectiveness of bariatric surgical procedures for the treatment of severe obesity

TL;DR: This study evaluated the cost-effectiveness of common bariatric surgical procedures in the US from a healthcare system perspective and developed a two-part model using a deterministic approach for the first 5-year period post-surgery and separate empirical forecasts for the natural history of BMI, costs and outcomes in the remaining years.
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Comparative effectiveness of mepolizumab and omalizumab in severe asthma: An indirect treatment comparison.

TL;DR: It was shown that in patients with severe asthma, mepolizumab seems to be at least as effective as omalizumabs and that the tolerability profiles of the two treatments did not meaningfully differentiate.
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Examining the BMI-mortality relationship using fractional polynomials

TL;DR: The MFP approach provides a robust alternative to categorization or conventional linear-quadratic models for BMI, which limit the number of curve shapes, and is potentially useful in estimating the relationship between the full spectrum of BMI values and other health outcomes, or costs.
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Implementation of a “real-world” learning health care system: Washington state's Comparative Effectiveness Research Translation Network (CERTAIN)

TL;DR: This work has described the components of the CERTAIN infrastructure, the elements of a pilot project evaluating treatments of claudication, and the opportunities and challenges of developing and implementing a "real world" learning system.