Accuracy of the ICD-9 codes for identifying TIA and stroke in an Italian automated database

@article{Leone2004AccuracyOT,
  title={Accuracy of the ICD-9 codes for identifying TIA and stroke in an Italian automated database},
  author={M A Leone and Agostino Capponi and Claudia Varrasi and Roberto Tarletti and Francesco Di Monaco},
  journal={Neurological Sciences},
  year={2004},
  volume={25},
  pages={281-288}
}
The object of this study was to evaluate the sensitivity and positive predictive value (PPV) of International Classification of Diseases, 9th revision (ICD-9) codes 430–438 in the Sistema Informativo Sanitario Regionale (SISR), an Italian health care automated database. We compared the SISR with a manual search of all cases of transient ischaemic attack (TIA) and stroke discharged from the Novara Hospital, NW Italy. Results were as follows: SISR list: 1017 patients; manual list 1005. Linked… CONTINUE READING
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