Patient characteristics, endoscopic findings and outcomes
| Variable | Total n | Low risk (GBS 0–3) | High risk (GBS >3) |
| Total | 397 | 84 | 313 |
| Per centre | |||
| ARI | 89 | 20 | 69 |
| GRI | 73 | 18 | 55 |
| NW | 87 | 21 | 66 |
| QEUH | 84 | 17 | 67 |
| RIE | 61 | 8 | 53 |
| Mean age (SD) | 63.9 (17.8) | 51 (17.94) | 67 (16.2) |
| Male sex (%) | 236 (59.4) | 33 | 203 |
| Mean GBS (SD) | 8.3 (4.8) | – | – |
| Cirrhosis (%) | 59 (14.8) | 6 (7.1) | 53 (17) |
| Antithrombotic medication use (%) | 158 (39.8) | 22 (26.2) | 136 (43.5) |
| Pre-existing inpatients (%) | 69 (17.3) | 12 (14.3) | 57 (18.20 |
| Inpatient index endoscopies performed (%) | 284 (71.5) | 19 (22.6) | 265 (85.7) |
Inpatient index endoscopy diagnosis
| 25 4 14 59 33 13 8 9 7 61 24 31 | 0 1 0 0 1 0 0 0 1 5 0 21 | 25 3 14 59 32 13 8 9 6 56 24 10 |
| Inpatient index endoscopy endotherapy (%) | 105 (26.4) | 2 (2.4) | 104 (33.2) |
| Outpatient endoscopies performed | 10 | 10 | 0 |
Outpatient endoscopy diagnosis
| 3 7 | 3 7 | – – |
| Rebleed (%) | 25 (6.3) | 0 (0) | 25 (8) |
Mortality
| 53 (13.3) 20 (5) | 2 (2.4) 1 (1.2) | 48 (15.3) 19 (6.1) |
| Suspected COVID-19 at time of referral (%) | 82 (20.6) | 10 (11.9) | 72 (23) |
| Proven COVID-19 at time of referral | 14 (3.5) | 2 (2.4) | 12 (3.8) |
ARI, Aberdeen Royal Infirmary; AVM, arteriovenous malformations; GAVE, gastric antral vascular ectasia; GBS, Glasgow Blatchford Score; GI, gastrointestinal; GRI, Glasgow Royal Infirmary; NW, Ninewells Hospital Dundee; PHG, portal hypertensive gastropathy; QEUH, Queen Elizabeth University Hospital Glasgow; RIE, Royal Infirmary of Edinburgh.