IVF Pregnancy Success Rates 2010
|
Fresh Embryos
|
Age of Woman
|
|
<35 |
35-37 |
38-40 |
>41 |
Number of cycles initiated
"Cycles" are all treatments that started ovarian stimulating medications for IVF. |
102 |
46 |
41 |
13 |
Number of egg retrievals performed
"Retrievals" are all treatments that underwent egg harvesting after ovarian stimulation. |
99 |
43 |
35 |
13 |
Number of embryo transfers performed
There are less transfers then retrievals. Sometimes all embryos arrest before transfer. |
97 |
41 |
28 |
12 |
Percentage of cycles cancelled
Ovaries had poor response to medications, no eggs retrieved, or no embryos for transfer. |
3% |
7% |
15% |
0% |
Percentage of egg retrievals resulting in clinical pregnancies
"Clinical Pregnancy" defined by a gestational sac seen on ultrasound. |
49% |
54% |
29% |
36% |
Percentage of embryo transfers resulting in clinical pregnancies
There are less transfers than retrievals. Sometimes all embryos arrest before transfer. |
50% (47%) |
56% (38%) |
36% (30%) |
40% (20%) |
| Average number of embryos transferred |
2.1 |
2.3 |
2.7 |
3.3
|
The
average rate of a single, twin and triplet or higher pregnancy for 2010:
|
Fresh Embryos
|
Age of Woman
|
|
<35 |
35-37 |
38-40 |
>41 |
Percentage of pregnancies with a singleton
"Pregnancy" defined by a gestational sac seen on ultrasound. |
50% |
65% |
80% |
75% |
Percentage of pregnancies with twins
"Pregnancy" defined by a gestational sac seen on ultrasound. |
40% |
30% |
20% |
25% |
Percentage of pregnancies with triplets or more
"Pregnancy" defined by a gestational sac seen on ultrasound. |
10% |
4% |
0% |
0% |
|
Frozen Embryo Transfers (FET)
|
All Ages Combined
|
Percentage of embryo transfers resulting in clinical pregnancies
"Clinical Pregnancy" defined by gestational sac seen on ultrasound. |
42% (31%) |
| Average number of embryos transferred |
2.0
|
Percentage of pregnancies with a singleton
"Pregnancy" defined by a gestational sac seen on ultrasound. |
77% |
Percentage of pregnancies with twins
"Pregnancy" defined by a gestational sac seen on ultrasound. |
23% |
Percentage of pregnancies with triplets or more
"Pregnancy" defined by a gestational sac seen on ultrasound. |
0% |
|
Egg Donor Cycles
|
All Ages Combined
|
Percentage of embryo transfers resulting in clinical pregnancies
"Clinical Pregnancy" defined by gestational sac seen on ultrasound. |
55% (47%)
|
| Average number of embryos transferred |
1.5
|
Percentage of pregnancies with a singleton
"Pregnancy" defined by a gestational sac seen on ultrasound. |
60% |
Percentage of pregnancies with twins
"Pregnancy" defined by a gestational sac seen on ultrasound. |
40% |
Percentage of pregnancies with triplets or more
"Pregnancy" defined by a gestational sac seen on ultrasound. |
0% |
The #'s in parentheses are the 2008 National IVF Pregnancy rates by age as reported by the Society of Assisted Reproductive Technologies (SART). To view the most current National Assisted Reproductive Technology (ART) Success Rates go to the
CDC website.
***The Society of Assisted Reproductive Technologies (SART) states that comparison of success rates between clinics may not be meaningful because patient medical characteristics and treatment approaches may vary from clinic to clinic