Table 2.
Multivariable logistic regression for SARS-CoV-2 swab-positivity in round 17
| Variable | Unadjusted | Adjusted for age and sex | Mutually adjusted* | |
|---|---|---|---|---|
| Gender | Male | Ref | Ref | Ref |
| Female | 0.94 (0.88, 1.00) | 0.92 (0.86, 0.98) | 0.93 (0.87, 0.99) | |
| Employment type | Health care or care home worker | 1.16 (1.03, 1.30) | 1.12 (1.00, 1.26) | 1.06 (0.94, 1.19) |
| Other essential/key worker | 1.24 (1.14, 1.36) | 1.20 (1.09, 1.31) | 1.15 (1.05, 1.26) | |
| Other worker | Ref | Ref | Ref | |
| Not full-time, part-time, or self-employed | 0.77 (0.71, 0.83) | 0.92 (0.84, 1.00) | 0.89 (0.82, 0.97) | |
| Unknown | 1.34 (1.10, 1.64) | 1.22 (0.98, 1.50) | 1.12 (0.91, 1.39) | |
| Ethnic group | White | Ref | Ref | Ref |
| Asian | 1.47 (1.30, 1.67) | 1.25 (1.10, 1.41) | 1.11 (0.98, 1.26) | |
| Black | 1.63 (1.34, 1.99) | 1.42 (1.16, 1.74) | 1.18 (0.96, 1.45) | |
| Mixed | 1.39 (1.12, 1.72) | 1.09 (0.88, 1.36) | 1.07 (0.86, 1.33) | |
| Other | 1.62 (1.24, 2.11) | 1.44 (1.10, 1.88) | 1.30 (0.99, 1.71) | |
| Unknown | 1.03 (0.84, 1.26) | 1.07 (0.87, 1.31) | 1.01 (0.82, 1.24) | |
| Household size | 1-2 | Ref | Ref | Ref |
| 3-5 | 1.61 (1.51, 1.71) | 1.31 (1.22, 1.42) | 1.28 (1.17, 1.40) | |
| 6+ | 2.40 (2.04, 2.83) | 1.89 (1.59, 2.24) | 1.73 (1.44, 2.08) | |
| Number of children in the household | 0 | Ref | Ref | Ref |
| 1+ | 1.66 (1.55, 1.77) | 1.30 (1.19, 1.41) | 1.11 (1.01, 1.24) | |
| Unknown | 1.33 (1.16, 1.53) | 1.19 (0.98, 1.46) | 1.12 (0.91, 1.38) | |
| Living in urban area | Yes | 1.47 (1.35, 1.60) | 1.39 (1.27, 1.51) | 1.24 (1.13, 1.35) |
| No | Ref | Ref | Ref | |
| Unknown | 1.70 (0.90, 3.23) | 1.42 (0.75, 2.70) | 1.33 (0.70, 2.53) | |
| Deprivation | 1 Most deprived | 1.70 (1.54, 1.89) | 1.61 (1.45, 1.79) | 1.34 (1.20, 1.49) |
| 2 | 1.31 (1.18, 1.44) | 1.26 (1.14, 1.39) | 1.18 (1.06, 1.30) | |
| 3 | 1.14 (1.03, 1.25) | 1.13 (1.03, 1.25) | 1.12 (1.02, 1.24) | |
| 4 | 1.07 (0.97, 1.17) | 1.07 (0.98, 1.18) | 1.06 (0.97, 1.17) | |
| 5 Least deprived | Ref | Ref | Ref |
*Odds ratios are mutually adjusted for all variables shown and for age and region.
Results are presented as unadjusted Odds Ratios (95% confidence interval), adjusted for age and sex and additionally, for region and all other variables (mutually adjusted OR).