Table 2 ICD codes that are used to identify AEs in the EHR data
From: Comparing drug safety of hepatitis C therapies using post-market data
| PTs | ICD codes | PTs | ICD codes |
|---|---|---|---|
| Fatigue | 994.5,994.4 | platelet count decreased | 287.5 |
| Nausea | 787.02 | haemoglobin decreased | 285.9 |
| Anaemia | 285, 285.8, 285.9 | weight decreased | 783.21 |
| Headache | 339.43, 339.8, 339.85, 339.81, 339.09, 339, 339.3, 339.82, 339.4, 339.42, 339.44, 339, 339.83, 339.89, 784 | pain | 338.1, 338.29, 338.19, 338, 780.96, 338.2, 338.4 |
| Rash | 782.1 | malaise | 780.79, 780.7 |
| Pruritus | 698, 698.9, 698.8 | arthralgia | 719.41, 719.45, 719.4, 719.49, 524.62, 719.4, 719.46, 719.44, 719.43, 719.47, 719.48, 719.42 |
| Vomiting | 787, 536.2, 787.03, 787.01 | abdominal pain | 789.09, 789.07, 789, 789, 789.05 |
| Diarrhoea | 564.5, 787.91 | thrombocytopenia | 287.39, 287.4, 287.5, 287.3, 287.3 |
| Pyrexia | 780.6, 780.6, 780.61, 780.63 | pneumonia | 483, 484.8, 517.1, 997.31, 12.61, 484, 486, 483.8 |
| Asthenia | 300.5, 799.3 | neutropenia | 288.03, 288.09, 288, 288.04, 288 |
| White blood cell count decreased | 288.5, 288.59 | ascites | 568.82, 789.59, 789.5 |
| Dyspnoea | 786.05, 786.09, 786 | blood bilirubin increased | 227.4 |
| Decreased appetite | 783 | leukopenia | 288.5 |
| Dizziness | 780.4 | pancytopenia | 284.1 |