Outcome of non-variceal acute upper gastrointestinal bleeding in relation to the time of endoscopy and the experience of the endoscopist: A two-year survey

Table 2 Rebleeding rate according to age, sex, Rockall score, Forrest’s classification, ulcer size, operator’s experience, and time of endoscopy

	Total NO. of patients	Rebleeding rate		P
Age (yr)
<65	88	8	9.1% (A)	0.046	A vs B
65-74	75	15	20.0% (B)	0.370	B vs C
> 74	109	28	25.7% (C)	0.003	A vs C
Sex
Males	186	36	19.4%	0.707
Females	86	15	17.4%
Rockall score
1–4	92	6	6.5% (A)	0.016	A vs B
5–6	112	20	17.8% (B)	0.005	B vs C
>6	68	25	36.7% (C)	<0.001	A vs C
Forrest’s classification
IA–IB	65	9	13.8% (A)	0.001	A vs B
IIA–IIB	82	33	40.2% (B)	<0.001	B vs C
IIIC	125	9	7.2% (C)	0.138	A vs C
Ulcer size a
< 20 mm	152	24	15.8%	0.079
≥ 20 mm	70	18	25.7%
Surgeon’s experience
High	214	29	13.6%	< 0.001
Low	58	22	37.9%
Time of endoscopy
Working hours	221	41	18.5 %	0.862
Out of working	51	10	19.6%
hours

¹ The sum does not add up to the total because of some missing values.