Table 1 Baseline characteristics of the experimental groups and controls
Parameters Mean ± SD; n (%) | Group D (n = 60) | Group S (n = 60) | Group C (n = 135) | Pa |
|---|---|---|---|---|
Mean age (year) | 71.0 ± 13.2 | 69.8 ± 12.9 | 70.5 ± 13.6 | 0.88 |
Female | 23 (38.3) | 22 (36.7) | 50 (37.0) | 0.98 |
Ulcer characteristics | ||||
 Gastric ulcer (n) | 30 (50.0) | 38 (63.3) | 79 (58.5) | 0.32 |
 Mean ulcer size (cm) | 1.21 ± 0.77 | 1.36 ± 0.87 | 1.30 ± 1.03 | 0.70 |
Forrest classification, Ia: Ib: IIa: IIb | 0: 21 (35):30 (50): 9 (15) | 3 (5): 13 (21.7): 36 (60): 8 (13.3) | 3 (2.2): 28 (20.7): 81 (60): 23 (17) | 0.37 |
Rockall scores 6: 7: 8: 9: 10 | 20 (33.3): 33 (55): 5 (8.3): 1 (1.7): 1 (1.7) | 24 (40): 15 (25): 14 (23.3): 7 (11.7): 0 (0) | 36 (26.7): 48 (35.6): 37 (27.4): 13 (9.6): 1 (0.7) | 0.03 |
ASA physical status classification, class I: II: III: IV | 0:10 (16.7):46 (76.7): 4 (6.7) | 0:13 (21.7):43 (71.7):4 (6.7) | 0:45 (33.3):83 (61.5):7 (5.2) | 0.046 |
Cirrhosis | 8 (13.3) | 7 (11.7) | 23 (17.0) | 0.58 |
End-stage renal disease with maintenance dialysis | 8 (13.3) | 12 (20.0) | 17 (12.6) | 0.38 |
H. pylori infectionb | 12/50 (24.0) | 18/55 (32.7) | 45/117 (38.5) | 0.19 |
Anti-coagulant use after enrollment | 5 (8.3) | 4 (6.7) | 3 (2.2) | 0.13 |
Mean hemoglobin at arrival (g/dL) | 8.8 ± 2.6 | 8.3 ± 2.4 | 8.8 ± 2.6 | 0.33 |
Platelet counts < 50 × 109/L at arrival | 1 (1.7) | 3 (5.0) | 2 (1.5) | 0.30 |
PT prolong ≥ 4 seconds at arrival | 8 (13.3) | 5 (8.3) | 14 (10.4) | 0.67 |
APTT prolong ≥ 1.5-fold at arrival | 2 (3.3) | 3 (5.0) | 2 (1.5) | 0.36 |
Serum albumin < 3.0 g/dL at arrival | 17 (28.3) | 15 (25.0) | 42 (31.1) | 0.68 |