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Person counts in native and transformed data for each database
| PHARMetrics | GE | |
| Number of persons | 32818355 | 10278445 |
| Number of persons in rofecoxib cohort | 349929 (1.07%) | 186763 (1.82%) |
| Number of persons in acute myocardial infarction cohort | 221437 (0.67%) | 53063 (0.52%) |
