Table 2.
Characteristics of re-bleeding and non-rebleeding patients at the time of the index diverticular bleeding episode in 2007
| Characteristics | Re-bleeding patients | Non-rebleeding patients | Total | p |
|---|---|---|---|---|
| n | 70 | 295 | 365 | |
| Age at last news,mean (SD) | 81.4 ± 12.1 | 84.1 ± 9.1 | 83.6 ± 9.7 | 0.04 |
| Male gender, n (%) | 37 (52.9%) | 147 (49.8%) | 184 (50.4%) | 0.65 |
| Initial comorbidity Charlson’s score, mean (SD) | 1.90 ± 1.70 | 2.3 ± 1.9 | 2.8 ± 1.8 | 0.11 |
| History of diverticular bleeding (prior to 2007), n (%) | 18 (25.7%) | 49 (16.6%) | 67 (13.1%) | 0.077 |
| SBP < 100 mmHg, n (%) | 13 (18.6%) | 33 (11.2%) | 46 (12.6%) | 0.094 |
| Hb at admission, g/dL, mean (SD) | 10.7 ± 2.65 | 11.2 ± 2.4 | 11.1 ± 2.4 | 0.13 |
| Hb < 10 g/dL, n (%) | 26 (37.1%) | 85 (28.8%) | 111 (30.4%) | 0.17 |
| Transfusion, n (%) | 39 (55.7%) | 117 (39.7%) | 156 (42.7%) | 0.015 |
| Endoscopic treatment, n (%) | 4 (5.7%) | 11 (3.7%) | 15 (4.1%) | 0.68 |
| Surgical treatment, n (%) | 4 (5.7%) | 12 (4.1%) | 16 (4.4%) | 0.78 |
| Early re-bleeding, n (%) | 7 (10%) | 23 (7.7%) | 30 (8.2%) | 0.55 |
| Anticoagulant or antiplatelet therapy, n (%) | 51 (72.9%) | 193 (65.4%) | 244 (66.8%) | 0.23 |
| Aspirin, n (%) | 22 (31.4%) | 113 (38.3%) | 135 (37.0%) | 0.28 |
| Clopidogrel, n (%) | 14 (20%) | 36 (12.2%) | 50 (13.7%) | 0.09 |
| Antivitamin K, n (%) | 23 (32.9%) | 79 (26.8%) | 102 (27.9%) | 0.31 |
| Bi or tritherapy, n (%) | 7 (10%) | 34 (11.5%) | 41 (10.3%) | 0.72 |
| NSAIDs, n (%) | 3 (4.3%) | 6 (2.0%) | 9 (2.5%) | 0.51 |
a
Early re-bleeding: diverticular re-bleeding within the first 30 days of the index DB in 2007.
Treatment at discharge from hospital in 2007.
DB: diverticular bleeding; Hb: hemoglobin; mm Hg: pressure in millimeters of mercury; n: number of patients; NSAID: non-steroidal anti-inflammatory drugs; SBP: systolic blood pressure.