Multivariate model for Delta variant
| Variable | OR | SE | Z score | P value | Lower CI | Higher CI |
| AgeAtDx | 1.0570 | 0.0021 | 27.5400 | 0.0000 | 1.0529 | 1.0612 |
| VaccFlag | 0.2593 | 0.0119 | −29.4700 | 0.0000 | 0.2370 | 0.2836 |
| Charl2Yrs | 1.0704 | 0.0119 | 6.1100 | 0.0000 | 1.0473 | 1.0941 |
| PDeathLabs | 20.0041 | 5.5087 | 10.8800 | 0.0000 | 11.6604 | 34.3181 |
| PDeathDx | 4.5774 | 1.1316 | 6.1500 | 0.0000 | 2.8196 | 7.4311 |
| Male | 1.9115 | 0.2051 | 6.0400 | 0.0000 | 1.5490 | 2.3589 |
| ElixEver | 1.0094 | 0.0018 | 5.2800 | 0.0000 | 1.0059 | 1.0129 |
| O2 Supp | 1.8408 | 0.2729 | 4.1200 | 0.0000 | 1.3766 | 2.4616 |
| AggRiskRx | 1.1373 | 0.0664 | 2.2000 | 0.0270 | 1.0144 | 1.2751 |
| Constant | 0.0007 | 0.0001 | −46.2300 | 0.0000 | 0.0005 | 0.0010 |
n=52 888; receiver operator characteristic=0.818.
AgeAtDx, Age at diagnosis; AggRiskRx, drug class protective effect; Charl2Yrs, Charlson comorbidity score, 2-years; ElixEver, Elixhauser comorbidity score, lifetime; PDeathDx, probability of death/diagnosis; PDeathLabs, laboratory-derived death probability; VaccFlag, vaccine flag.