Table 1 ICD-9 and ICD-10 codes used to identify cause-specific ED visits
Outcome | ICD-9 Codes | ICD-10 Codes |
|---|---|---|
Hypertension | 401–405 | I10-I15 |
Ischemic Heart Disease | 410–414 | I20-I25 |
Dysrhythmia | 427 | I46-I49 |
Congestive Heart Failure | 428 | I50 |
Stroke | 433–437 | G45, I63-I67 |
Peripheral Vascular Disease | 440–447 | I70-I79 |
Myocardial Infarction | 410 | I21-I22 |
Combined Outcomes | All ICD-9 codes listed above | All ICD-10 codes listed above |