Upper gastrointestinal bleeding in Scotland 2000-2010: Improved outcomes but a significant weekend effect

Table 1 ICD-10 codes used for upper gastrointestinal bleeding

ICD10 code	Description
I850	Oesophageal varices with bleeding
K226	Gastro-oesophageal laceration - haemorrhage syndrome
K228	Other specified diseases of oesophagus
K250	Gastric ulcer, acute with haemorrhage
K252	Gastric ulcer, acute with both haemorrhage and perforation
K254	Gastric ulcer, chronic or unspecified with haemorrhage
K256	Chronic or unspecified Gastric ulcer with both haemorrhage and perforation
K260	Duodenal ulcer, acute with haemorrhage
K262	Duodenal ulcer, acute with both haemorrhage and perforation
K264	Duodenal ulcer, chronic or unspecified with haemorrhage
K266	Chronic or unspecified Duodenal ulcer with both haemorrhage and perforation
K270	Peptic ulcer, acute with haemorrhage
K272	Peptic ulcer, acute with both haemorrhage and perforation
K274	Peptic ulcer, chronic or unspecified with haemorrhage
K276	Chronic or unspecified Peptic ulcer with both haemorrhage and perforation
K280	Gastrojejunal ulcer, acute with haemorrhage
K282	Gastrojejunal ulcer, acute with both haemorrhage and perforation
K284	Gastrojejunal ulcer, chronic or unspecified with haemorrhage
K286	Chronic or unspecified Gastrojejunal ulcer with both haemorrhage and perforation
K290	Acute haemorrhagic gastritis
K920	Haematemesis
K921	Melaena
K922	Gastrointestinal haemorrhage, unspecified

Table 2 Trends in number of hospital admissions and outcome for patients with upper gastrointestinal bleeding in Scotland

	2000/1	2001/2	2002/3	2003/4	2004/5	2005/6	2006/7	2007/8	2008/9	2009/10
Number of admissions1	7674	7717	7365	7106	7145	7236	7316	7363	7397	7717
Median length of stay (d)	3.0	3.0	3.0	3.0	3.0	3.0	3.0	2.0	2.0	2.0
Mean length of stay (d)	9.2	9.8	10.0	9.8	10.1	9.6	9.2	8.2	8.6	7.9
Total number of patients	6973	7002	6659	6480	6508	6582	6618	6634	6690	6813
Number of deaths	718	744	703	705	663	646	650	625	623	599
30-d mortality (%)2	10.3	10.6	10.6	10.9	10.2	9.8	9.8	9.4	9.3	8.8

¹Same patient may be counted more than once if they had more than one upper gastrointestinal bleeding admission during the year;

²Patient are counted only once during each year but may be counted more than once across all 10 years.

Table 3 Charlson’s co-morbidity score at time of admission

Charlson’s co-morbidity score
Point of Admission	Number	Median	mean	SD	95%CI (mean)
Weekday	59061	3	7.055	9.452	6.98-7.13
Weekend	15442	4	7.603	9.613	7.45-7.75