Multiple regression analysis for 30-day all-cause mortality
| Variable | OR | 95% CI | P value |
| Rebleeding | 2.487 | 0.832 to 6.791 | 0.09 |
| Cardiac failure | 1.656 | 0.713 to 3.654 | 0.23 |
| Cirrhosis | 2.74 | 1.213 to 6.058 | 0.01 |
| OOH endoscopy | 1.696 | 0.5135 to 4.972 | 0.355 |
| Endotherapy used | 1.109 | 0.548 to 2.159 | 0.7661 |
| Pre-existing inpatient | 5.36 | 2.835 to 10.10 | <0.0001 |
| Age >70 | 2.189 | 1.176 to 4.168 | 0.015 |
| Male sex | 2.118 | 1.09 to 4.79 | 0.051 |
| COVID suspected | 1.143 | 0.457 to 3.047 | 0.775 |
| COVID confirmed | 10.16 | 3.063 to 36.83 | 0.0002 |
OOH, out of hours.