Association between potential risk factors and COVID-19-related death
| Risk factor | OR | 95% CI | P value |
| Age >65 years | 19.6 | 2.95 to 130.6 | 0.002 |
| CCI score >1 | 16.66 | 1.80 to 153.9 | 0.01 |
| Active IBD | 8.45 | 1.26 to 56.56 | 0.02 |
| UC diagnosis | 2.95 | 0.31 to 27.73 | 0.34 |
| Corticosteroids | 6.28 | 0.89 to 44.24 | 0.064 |
| Anti-TNF | 0.40 | 0.04 to 3.78 | 0.42 |
CCI, Charlson Comorbidity Index; TNF, tumour necrosis factor.