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Country variation in the reporting of chest pain in the WHO Global Individual Case Safety Reports database, VigiBase, as identified with OE ratios compared to a simple independence model
| Country | Observed | Expected | OE |
|---|---|---|---|
| United States | 56116 | 41466 | 1.35 |
| Canada | 5729 | 4442 | 1.29 |
| Singapore | 337 | 265 | 1.27 |
| … | |||
| Romania | 11 | 100 | 0.11 |
| Tunisia | 6 | 70 | 0.09 |
| Cuba | 38 | 512 | 0.07 |
