Retrospective analysis of 186 cases of upper gastrointestinal bleeding in recent 5 years

Table 1 Distribution of age among different causes of upper gastrointestinal bleeding, severe gastrointestinal hemorrhage and rebleeding

	First episode of bleeding		Severe GIH		Rebleeding
	Mean age (range)	Cases	Mean age (range)	Cases	Mean age (range)	Cases
DU	47.8 (17-30)	53	47.6 (24-62)	12	46.9 (18-57)	15
GU	56.3 (43-78)	16	58.3 (52-67)	3	57.0 (45-69)	6
STU	51.9 (38-68)	18	54.0 (52-56)	2	53.0 (51-55)	4
LC	51.6 (36-64)	44	52.1 (36-60)	24	55.8 (40-57)	12
ALGM	46.7 (12-60)	19	52.1 (39-60)	4	52.0 (49-60)	8
Tumor	53.6 (41-83)	26	61.2 (45-78)	3	62.2	1
Unclear
pathogeny	420 (23-74)	10	23	1	50.5 (49-52)	2
Total	49.9	87	49.6	49	53.9	48

DU: Duodenal ulcer; GU: Gastric ulcer; STU: Special type ulcer; LC: Liver cirrhosis; ALGM: Acute lesions of the gastric mucosa; GIH: Gastrointestinal hemorrhage.

Table 2 Seasonal distribution of upper gastrointestinal bleeding, severe gastrointestinal hemorrhage and rebleeding

Pathogeny	Winter			Spring			Summer			Autumn			Total (%)
	12	1	2	3	4	5	6	7	8	9	10	11
PU	11	11	7	15	7	10	6	7	2	3	3	5	87 (46.7)
LC	4	4	4	8	2	3	3	3	6	3	2	3	44 (23.7)
ALGM	2	3	3	2	2	3	0	0	1	2	1	0	19 (10.2)
Tumor	2	3	1	5	2	3	2	2	3	1	1	1	26 (14.0)
Unclear pathogeny	2	2	0	1	2	1	0	1	0	0	1	0	10 (5.4)
Total	21	23	15	31	15	20	10	13	12	9	8	9	186 (100)
Severe GIH	7	4	8	7	3	3	3	3	4	3	2	2	49 (26.3)
Rebleeding	2	4	5	5	1	4	5	2	2	1	3	1	48 (25.8)

LC: Liver cirrhosis; ALGM: Acute lesions of the gastric mucosa; PU: Peptic ulcer.