Table 1 Number of IVF treatments and outcomes according to three data sources, Finland 1996–1998.
From: Monitoring of IVF birth outcomes in Finland: a data quality study
IVF statistics | MBR1) | IVF research data | |
|---|---|---|---|
Number of treated women | n.a. | n.a. | 9175 |
Number of treatments | 20 912 | n.a. | 24 318 |
Number of transfers | 18 750 | n.a. | 19 246 |
Number of clinical pregnancies | 4770 | n.a. | n.a. |
Lost of follow-up | 112 | n.a. | n.a. |
Number of births | 3535 | 3557 | 3594 |
- of which multiples, % | 22.6 | 22.3 | 21.6 |
Number of newborns | 4331 | 4383 | 4384 |
- of which twins, % | 35.9 | 34.6 | 34.6 |
- of which triplets, % | 1.0 | 2.1 | 1.1 |