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Data from 9 years of cycles in the Mexican gestational surrogacy program.
| Number of cycles | 135 |
| Percentage of cycles resulting in pregnancies | 22.2 (n = 30) |
| Percentage of cycles resulting in live births | 18.5 (n = 25) |
| Live-birth rate per intended parent | 33.3% |
| Implantation rate | 14.2% |
| Average number of embryos transferred | 1.9 |
| Percentage of live births with twins | 24 |
