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Table 2 The frequency of read codes used to define upper gastrointestinal cases in the general practice research database

From: Defining upper gastrointestinal bleeding from linked primary and secondary care data and the effect on occurrence and 28 day mortality

Read code description

Read code

Frequency

Haematemesis

J680.00

10918

Melaena

J681.00

6957

GIB - Gastrointestinal bleeding

J68z.11

3464

Gastrointestinal haemorrhage

J68.00

1203

Coffee ground vomit

4A24.11

968

Mallory - Weiss tear

J108.00

755

Vomiting of blood

J680.11

494

Mallory-Weiss syndrome

J107.00

427

Upper gastrointestinal haemorrhage

J68z200

280

Oesophageal varices with bleeding

G850.00

211

C/O – melaena

19E4.12

160

Acute haemorrhagic gastritis

J150000

108

Blood in vomit – symptom

1994.11

104

Blood in stools altered

J681.13

80

Bleeding acute gastric ulcer

J110111

74

Bleeding chronic duodenal ulcer

J121111

61

Gastric haemorrhage NOS

J68z000

60

Gastrointestinal tract haemorrhage NOS

J68zz00

48

Gastrointestinal haemorrhage unspecified

J68z.00

33

Vomiting blood – fresh

1994.00

30

Vomiting blood - coffee ground

1995.00

30

Unspecified duodenal ulcer with haemorrhage

J12y100

25

Intestinal haemorrhage NOS

J68z100

23

Acute duodenal ulcer with haemorrhage

J120100

19

Altered blood in stools

J681.12

18

Melaena - O/E of faeces

4737.11

16

Acute gastric ulcer with haemorrhage

J110100

13

Faeces colour: tarry

4737.00

12

Vomit: coffee ground

4A24.00

12

Haemorrhage of oesophagus

J10y000

11

Aorto-duodenal fistula

G762000

7

Bleeding chronic gastric ulcer

761D500

6

Endoscopic injection haemostasis of duodenal ulcer

J111111

6

Oversew of blood vessel of duodenal ulcer

7627200

4

Gastrotomy and ligation of bleeding point of stomach

4A23.11

3

Blood in vomit O/E

7619100

3

Chronic duodenal ulcer with haemorrhage

J111100

3

Chronic gastric ulcer with haemorrhage

J121100

3

Acute duodenal ulcer with haemorrhage and perforation

4A23.00

2

Chronic peptic ulcer with haemorrhage

J11y100

2

Vomit: frank blood present

J120300

2

Unspecified gastric ulcer with haemorrhage

J131100

2

Unspec duodenal ulcer; unspec haemorrhage and/or perforation

J111300

1

Unspecified peptic ulcer with haemorrhage

J12y300

1

Chronic gastric ulcer with haemorrhage and perforation

J12yy00

1

Unspecified duodenal ulcer with haemorrhage and perforation

J13y100

1

Total

 

26661