Table 2.
The 10 leading comorbidity diagnoses for patients with URTIs in Taiwan during 2009.
| System disease | Major disease (ICD9) | Patients | % |
|---|---|---|---|
| Gastrointestinal disease | Unspecified functional disorder of the stomach (536.9) | 6075 | 12.98 |
| Hypertension | Unspecified essential hypertension (401.9) | 4054 | 8.66 |
| Allergic rhinitis | Allergic rhinitis, cause unspecified (477.9) | 3097 | 6.62 |
| Diabetes mellitus | Diabetes mellitus without complications (250.0) | 1586 | 3.39 |
| Urinary tract infection | Acute cystitis (595.0) | 1108 | 2.37 |
| Mental disorders | Anxiety, dissociative, and somatoform disorders (300.4) | 678 | 1.45 |
| Cancer | Malignant neoplasm in female breast (174.9) | 568 | 1.21 |
| Chronic kidney disease | Chronic kidney disease (585) | 241 | 0.51 |
| Cerebrovascular Accident | Unspecified late effects of cerebrovascular disease (438.9) | 197 | 0.42 |
Total number of prescriptions = 596,801.