| HR | 95% CI | p-value | AHRa | 95% CI | p-value |
---|---|---|---|---|---|---|
Age (per 1 year more) | 1.05 | 1.04–1.06 |  < 0.0001 | 1.07 | 1.06–1.08 |  < 0.0001 |
Males vs females | 1.17 | 0.90–1.50 | 0.234 | 1.46 | 1.12–1.92 | 0.006 |
Time from symptom onset (per 1 day more) | 0.99 | 0.98–1.02 | 0.823 | 0.99 | 0.97–1.01 | 0.408 |
African vs Italian origin | 0.20 | 0.06–0.63 | 0.006 | 0.51 | 0.16–1.61 | 0.248 |
Asian vs Italian origin | 0.28 | 0.12–0.63 | 0.002 | 0.68 | 0.30–1.54 | 0.354 |
Central/eastern Europe vs Italian origin | 0.27 | 0.09–0.84 | 0.024 | 0.66 | 0.21–2.07 | 0.475 |
Latin American vs Italian origin | 0.74 | 0.47–1.15 | 0.183 | 1.95 | 1.17–3.23 | 0.010 |
Obesityb yes vs no | 1.38 | 1.05–1.81 | 0.021 | 1.64 | 1.23–2.20 | 0.001 |
Moderate vs mild COVID-19c | 2.29 | 1.11–4.75 | 0.026 | 2.03 | 0.97–4.24 | 0.059 |
Severe vs nild COVID-19c | 3.98 | 1.92–8.29 | 0.0001 | 3.76 | 1.78–7.93 | 0.001 |
Critical vs mild COVID-19c | 7.56 | 3.70–15.46 |  < 0.0001 | 8.52 | 4.09–17.76 |  < 0.0001 |