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Table 5 Recording of cause of death the GPRD in a random sample of patients who died in 2001

From: The freetext matching algorithm: a computer program to extract diagnoses and causes of death from unstructured text in electronic health records

Source of cause of death

Number of patients

Percentage

information

  

MCCD information in

88

2.7

structured data area

  

Read term on or after

1179

35.6

date of death

  

Read term before date

207

6.5

of death

  

MCCD information in

82

2.5

free text

  

Free text stating

43

1.3

cause of death

  

Other free text

517

15.6

No cause of death

1194

36.1

information

  

Total

3310

100