Table 5.
Incidence rate ratio of diseases between non-TCM and TCM users
| Disease | ICD-9-CM code | TCM user | Non-TCM user | Compared to non-TCM user | ||
|---|---|---|---|---|---|---|
| N | % | N | % | IRR (95% CI) | ||
| Allergic rhinitis | 477.9 | 3688 | 52.7 | 1329 | 31.5 | 1.67 (1.57–1.78)*** |
| Dyspepsia and other specified disorders of function of stomach | 536.8 | 2452 | 35.0 | 864 | 20.5 | 1.71 (1.58–1.85)*** |
| Disorders of menstruation and other abnormal bleeding from female genital tract | 626 | 600 | 8.58 | 215 | 5.09 | 1.68 (1.44–1.97)*** |
| Disease of the musculoskeletal system and connective tissue | 710–739 | 5034 | 72.0 | 1977 | 46.8 | 1.54 (1.46–1.62)*** |
IRR incidence rate ratio in Poisson regression
*** p value < 0.0001