Table 3

Comparison of vascular disease diagnoses in HES and general practice records by HES diagnostic groups
HES Diagnosis (ICD-10 codes)
Ischaemic Heart Disease, (I20-I25) Venous Thromboembolism (I26, I80-I82) Cerebrovascular Disease (G45, I60-I69) No Vascular Disease
General Practice Record: N=796 N=761 N=766 N=864
Consistent with HES data 91.8% (731) 92.8% (706) 94.0% (720) 97.0% (838)
Differed from HES data 8.2% (65) 7.2% (55) 6.0% (46) 3.0% (26)

HES: hospital episode statistics; ICD-10: International Classification of Diseases (10th Revision).

Wright et al.

Wright et al. BMC Medical Research Methodology 2012 12:161   doi:10.1186/1471-2288-12-161

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