Predictive utility of the Rockall scoring system in patients suffering from acute nonvariceal upper gastrointestinal hemorrhage

Table 3 Endoscopic findings, n (%)

Parameter	Without rebleeding group (n = 87)	Rebleeding group (n = 81)	t/χ2	P value
Active bleeding (Yes/No)	37 (42.53)/50 (57.47)	53 (65.43)/28 (34.57)	7.950	0.005
Average ulcer size (cm)	1.19 ± 0.58	1.8 ± 0.65	6.348	< 0.001
Number of ulcers (≤ 2/> 2)	49 (56.32)/38 (43.68)	30 (37.04)/51 (62.96)	5.512	0.019
Ulcer location (gastric/duodenal)	35 (40.23)/52 (59.77)	38 (46.91)/43 (53.09)	0.515	0.473