GPHA2 and COVID-19: For example, zinc-alpha-2-glycoprotein is associated with an increased risk of severe or hospitalized COVID-19 in our primary analysis with HGI A2 (OR: 1.37, 95% CI: 1.14–1.66), HGI B2 (OR: 1.24, 95% CI: 1.07–1.45), and NEJM (OR: 1.40, 95% CI: 1.08–1.82).