IVF Pregnancy Rates
These statistics were compiled by the Presbyterian Assisted Reproductive Technologies Department and represent approximately 1500 cases performed by Dr. Douglas. A comparison of clinical success rates may not be meaningful because patient medical characteristics and treatment approaches may vary from clinic to clinic.
Cumulative Rates 1999-2006
Patient Age Egg
Collections
Embyro
Transfers
Clinical
Pregnancies
Clinical Pregnancy
Rate per
Embryo Transfer*
Under 35 680 664 442 66.6%
35 - 37 340 335 190 56.7%
38 - 40 260 252 126 50.0%
Over 40 161 156 44 28.2%
 
2006 Pregnancy Rates
Patient Age Egg
Collections
Embyro
Transfers
Clinical
Pregnancies
Clinical Pregnancy
Rate per
Embryo Transfer*
Under 35 85 81 51 63.0%
35 - 37 61 59 29 49.2%
38 - 40 34 33 20 60.6%
Over 40 26 25 7 28.0%
 
2005 Pregnancy Rates
Patient Age Egg
Collections
Embyro
Transfers
Clinical
Pregnancies
Clinical Pregnancy
Rate per
Embryo Transfer*
Under 35 70 69 46 66.7%
35 - 37 29 29 16 55.2%
38 - 40 26 26 11 42.3%
Over 40 27 26 7 26.9%
 
2004 Pregnancy Rates
Patient Age Egg
Collections
Embyro
Transfers
Clinical
Pregnancies
Clinical Pregnancy
Rate per
Embryo Transfer*
Under 35 97 94 64 68.1%
35 - 37 52 50 31 62.0%
38 - 40 29 29 13 44.8%
Over 40 16 16 3 18.8%
 
2003 Pregnancy Rates
Patient Age Egg
Collections
Embyro
Transfers
Clinical
Pregnancies
Clinical Pregnancy
Rate per
Embryo Transfer*
Under 35 104 104 68 65.4%
35 - 37 43 43 25 58.1%
38 - 40 27 26 13 50.0%
Over 40 28 28 11 39.3%
 
2002 Pregnancy Rates
Patient Age Egg
Collections
Embyro
Transfers
Clinical
Pregnancies
Clinical Pregnancy
Rate per
Embryo Transfer*
Under 35 101 101 69 68.3%
35 - 37 43 43 28 65.1%
38 - 40 29 28 17 60.7%
Over 40 17 17 7 41.2%
 
2001 Pregnancy Rates
Patient Age Egg
Collections
Embyro
Transfers
Clinical
Pregnancies
Clinical Pregnancy
Rate per
Embryo Transfer*
Under 35 78 76 50 65.8%
35 - 37 36 36 23 63.9%
38 - 40 37 36 20 55.6%
Over 40 17 15 4 26.7%
 
2000 Pregnancy Rates
Patient Age Egg
Collections
Embyro
Transfers
Clinical
Pregnancies
Clinical Pregnancy
Rate per
Embryo Transfer*
Under 35 71 69 46 66.7%
35 - 37 49 49 25 51.0%
38 - 40 41 40 19 47.5%
Over 40 18 17 2 11.8%
 
1999 Pregnancy Rates
Patient Age Egg
Collections
Embyro
Transfers
Clinical
Pregnancies
Clinical Pregnancy
Rate per
Embryo Transfer*
Under 35 74 70 48 68.6%
35 - 37 27 24 13 54.2%
38 - 40 37 34 13 38.2%
Over 40 12 12 3 25.0%
 
Egg Donors
Egg Collections Clinical Pregnancies Clinical Pregnancy Rate
per Embyro Transfer*
81 59 72.8%
*This pregnancy rate does not represent the live birth rate since some clinical pregnancies can still miscarry.

© 2006 James W. Douglas, M.D., P.A.