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Estimated Economic Impact of Combined Oral Contraceptives (COCs) due to Increased Prevalence of Breast Cancer.
| Prevalent cases of breast cancer | Ever use of COCs | Breast cancer ever users | ||
|---|---|---|---|---|
| 3,577,264 | 79.3 percent | 2,836,770 | ||
| Adjusted estimate of cases if no use of COCs | 2,383,841 | 1.19 (1.14–1.26) | Relative risk (95 percent confidence interval) | |
| Excess cases | 452,930 | |||
| Annual cost per patient with breast cancer | US$22,127 | |||
| Estimated total costs | US$10,021,975,916 | |||
