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Objective

To develop and validate a prediction model of mortality in patients with COVID-19 attending hospital emergency rooms.

Design

Multivariable prognostic prediction model.

Setting

127 Spanish hospitals.

Participants

Derivation (DC) and external validation (VC) coho...
The frequency of mitochondrial DNA haplogroups (mtDNA-HG) in humans is known to be shaped by migration and repopulation. Mounting evidence indicates that mtDNA-HG are not phenotypically neutral, and selection may contribute to its distribution. Haplogroup H, the most abundant in Europe, improved sur...
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