Covariates in multivariable logistic regression model for death within 28 days of positive SARS-CoV-2 test, March 2020–January 2021, England
| Variable | Levels | Adjusted OR | 95% CI | P value* |
| Sex | Female | Reference | <0.0001 | |
| Male | 1.87 | 1.72 to 2.03 | ||
| Ethnicity | White | Reference | 0.11 | |
| Asian | 1.15 | 0.98 to 1.33 | ||
| Black | 1.25 | 0.99 to 1.56 | ||
| Other | 0.95 | 0.66 to 1.34 | ||
| IMD decile | 10 | Reference | <0.0001 | |
| 1 | 1.48 | 1.22 to 1.79 | ||
| 2 | 1.37 | 1.14 to 1.64 | ||
| 3 | 1.39 | 1.15 to 1.67 | ||
| 4 | 1.28 | 1.06 to 1.54 | ||
| 5 | 1.2 | 1 to 1.45 | ||
| 6 | 0.99 | 0.82 to 1.19 | ||
| 7 | 1.14 | 0.95 to 1.38 | ||
| 8 | 1.3 | 1.08 to 1.58 | ||
| 9 | 1.03 | 0.85 to 1.25 | ||
| Region | South West | Reference | 0.17 | |
| East Midlands | 1.36 | 1.1 to 1.68 | ||
| East of England | 1.33 | 1.09 to 1.63 | ||
| London | 1.29 | 1.06 to 1.58 | ||
| North East | 1.31 | 1.03 to 1.67 | ||
| North West | 1.21 | 1 to 1.47 | ||
| South East | 1.29 | 1.06 to 1.56 | ||
| West Midlands | 1.3 | 1.07 to 1.59 | ||
| Yorkshire and Humber | 1.21 | 0.98 to 1.5 | ||
| Month of specimen | August 2020 | Reference | <0.0001 | |
| March 2020 | 11.23 | 5.84 to 22.82 | ||
| April 2020 | 7.71 | 4.09 to 15.38 | ||
| May 2020 | 2.49 | 1.3 to 5.02 | ||
| June 2020 | 2.04 | 1 to 4.35 | ||
| July 2020 | 1.42 | 0.57 to 3.57 | ||
| September 2020 | 1.39 | 0.69 to 2.93) | ||
| October 2020 | 1.44 | 0.76 to 2.87 | ||
| November 2020 | 1.87 | 1 to 3.72 | ||
| December 2020 | 2.33 | 1.24 to 4.61 | ||
| January 2021 | 2.36 | 1.26 to 4.67 |
*Assessed by likelihood ratio test for significance of variables included in the model.
IMD, Index of Multiple Deprivation.