Statistics

Reproductive Associates of Delaware

IVF Program Statistics

2001 to June 1st, 2003

All Ages

	2001	2002	2003
Number of Patients	86	128	55
Number of Patients having Transfer	83	120	53
Mean # of Embryos Transferred per Patient	2.8	2.5	2.6
Pregnancy Rate per Retrieval	60.5%	52.3%	56.4%
Pregnancy Rate per Transfer	62.7%	55.8%	58.5%
Ongoing Pregnancy Rate per Transfer	51.8%	51.7%	52.8%
Implantation Rate	30.0%	32.7%	32.4%

< 35 Years of Age

	2001	2002	2003
Number of Patients	50	60	28
Number of Patients having Transfer	48	56	27
Mean # of Embryos Transferred per Patient	2.6	2.2	2.4
Pregnancy Rate per Retrieval	68.0%	63.3%	67.9%
Pregnancy Rate per Transfer	70.8%	67.9%	70.4%
Ongoing Pregnancy Rate per Transfer	58.3%	66.1%	66.7%
Implantation Rate	37.3%	49.6%	48.5%

35-39 Years of Age

	2001	2002	2003
Number of Patients	31	47	16
Number of Patients having Transfer	30	43	15
Mean # of Embryos Transferred per Patient	3.0	2.6	2.7
Pregnancy Rate per Retrieval	54.8%	51.1%	56.3%
Pregnancy Rate per Transfer	56.7%	55.8%	60.0%
Ongoing Pregnancy Rate per Transfer	46.7%	51.2%	53.3%
Implantation Rate	24.4%	29.2%	25.0%

> 40 Years of Age

	2001	2002	2003
Number of Patients	5	21	11
Number of Patients having Transfer	5	21	11
Mean # of Embryos Transferred per Patient	3.4	3.1	2.7
Pregnancy Rate per Retrieval	20.0%	23.8%	27.3%
Pregnancy Rate per Transfer	20.0%	23.8%	27.3%
Ongoing Pregnancy Rate per Transfer	20.0%	14.3%	18.2%
Implantation Rate	5.9%	7.6%	6.7%

Frozen-Embryo Thaws All Ages

	2001	2002	2003
Number of Patients	14	22	12
Number of Patients having Transfer	14	19	11
Mean # of Embryos Transferred per Patient	2.5	2.4	2.1
Pregnancy Rate per Thaw	64.2%	45.5%	33.3%
Pregnancy Rate per Transfer	64.3%	52.6%	36.4%
Ongoing Pregnancy Rate per Transfer	42.8%	42.1%	27.3%
Implantation Rate	37.1%	17.4%	26.1%

Note: 2001, 2002 and 2003 IVF data are pending submission to SART (Society for Assisted Reproductive Technology) www.sart.org.