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Table 4 Genetic association of ABO blood group phenotypes with coronavirus disease 2019

From: Evaluating of the association between ABO blood groups and coronavirus disease 2019 (COVID-19) in Iraqi patients

Comparison Phenotype OR 95% CI p value pc value
All cases vs. controls O Reference    
A 1.46 0.84–2.56 0.178 1.000
B 1.75 0.98–3.13 0.059 0.413
AB 3.10 1.59–6.05 0.001 0.007
A + AB 1.87 1.12–3.12 0.016 0.112
B + AB 2.16 1.28–3.63 0.004 0.028
A + B + AB 1.83 1.14–2.94 0.013 0.091
Recovered cases vs. controls O Reference    
A 0.76 0.38–1.49 0.417 1.000
B 1.05 0.55–2.02 0.877 1.000
AB 1.91 0.91–4.00 0.087 0.609
A+AB 1.11 0.62–1.96 0.731 1.000
B+AB 1.32 0.75–2.3 0.342 1.000
A+B+AB 1.09 0.65–1.84 0.750 1.000
Deceased cases vs. controls O Reference    
A 14.60 2.85–74.88 0.001 0.007
B 2.07 0.29–14.78 0.469 0.609
AB 12.92 2.11–79.29 0.006 0.042
A + AB 14.67 2.98–72.33 0.001 0.007
B + AB 6.30 1.21–32.81 0.029 0.203
A + B + AB 9.67 2.02–46.24 0.005 0.035
  1. OR odds ratio, CI confidence interval, p logistic regression analysis probability adjusted for age and gender, pc Bonferroni corrected p