Assisted Reproductive Technology (ART)

2012 Assisted Reproductive Technology National Summary Report

On This Page

Acknowledgments and Introduction to the National Summary Report
Section 1: Overview
Section 2: ART CYCLES USING FRESH NONDONOR EGGS OR EMBRYOS
Section 3: ART CYCLES USING FROZEN NONDONOR EMBRYOS

Section 4: ART CYCLES USING DONOR EGGS
Section 5: ART TRENDS, 2003–2012
Appendixes

This report uses pooled data presented as graphs and charts to provide an in-depth picture of the type, number, and outcomes of ART cycles performed in the United States.

2012 National Summary Report [PDF – 3M]

Acknowledgments and Introduction to the National Summary Report

Acknowledgments [PDF – 77K]

Introduction to the National Summary Report [PDF – 79K]

National Summary [PDF – 108K]

Section 1: Overview

Where are United States ART clinics located, how many ART cycles did they perform in 2012, and how many infants were born from these ART cycles? [PDF – 211K]

What types of ART cycles were performed in the United States? [PDF – 110K]

How old were women who used ART in the United States? [PDF – 109K]

How did the types of ART cycles performed in the United States in 2012 differ among women of different ages? [PDF – 114K]

How is clinic size related to percentages of ART cycles performed in the United States in 2012 that resulted in live births? [PDF – 121K]

Section 2: ART Cycles using fresh nondonor eggs or embryos

What are the steps for an ART cycle using fresh nondonor eggs or embryos? [PDF – 109K]

Why are some ART cycles canceled? [PDF – 109K]

How are success rates of ART measured? [PDF – 112K]

What percentage of ART cycles result in a pregnancy? [PDF – 113K]

Using ART, what percentage of pregnancies result in a live birth? [PDF – 111K]

What is the risk of a pregnancy with multiple fetuses or giving birth to multiple infants among ART pregnancies and live births resulting from fresh nondonor embryos? [PDF – 109K]

Using ART, what are the risks of having a preterm birth and low birth weight infant? [PDF – 112K]

What are the ages of women who use ART? [PDF – 111K]

Do percentages of ART cycles that result in pregnancies, live births, and singleton live births differ among women of different ages? [PDF – 118K]

How do percentages of ART cycles that result in pregnancies, live births, and singleton live births differ among women aged 40 or older? [PDF – 110K]

How does the risk of miscarriage differ among women of different ages? [PDF – 114K]

How does a woman’s age affect her chances of progressing through the various stages of ART? [PDF – 113K]

What are the causes of infertility among users of ART? [PDF – 117K]

Does the cause of infertility affect the percentage of ART cycles that result in live births? [PDF – 113K]

Do women who have previously given birth have higher percentages of ART cycles that result in live births? [PDF – 112K]

Is there a difference in percentages of ART cycles that result in live births between women with previous miscarriages and women who have never been pregnant? [PDF – 111K]

Do percentages of ART cycles that result in live births differ for women who use ART for the first time compared with women who previously used ART but did not give birth? [PDF – 113K]

Do percentages of retrievals that result in live births differ among patients who do or do not use ICSI with or without diagnosed male factor infertility? [PDF – 114K]

How many embryos are transferred in an ART procedure? [PDF – 110K]

How do percentages of embryos transferred that result in implantation for fresh nondonor embryos differ among women of different ages? [PDF – 111K]

Is the percentage of transfers that result in a good perinatal outcome affected by the number of embryos transferred? [PDF – 111K]

Is an ART transfer more likely to be successful if more embryos are transferred? [PDF – 115K]

Are percentages of transfers that result in live births affected by the number of embryos transferred for women who have more embryos available than they choose to transfer? [PDF – 118K]

How long after egg retrieval does embryo transfer occur? [PDF – 111K]

Is an ART transfer more likely to be successful if embryos are transferred on day 5? [PDF – 112K]

Does the number of embryos transferred differ for day 3 and day 5 embryo transfers? [PDF – 109K]

How does the multiple-infant birth risk vary by the day of embryo transfer among fresh nondonor transfers? [PDF – 115K]

Are percentages of day 5 transfers that result in live births affected by the number of embryos transferred for women who have more embryos available than they choose to transfer? [PDF – 113K]

How do percentages of transfers using gestational carriers that result in live births compare with those that do not use gestational carriers? [PDF – 111K]

Section 3: ART Cycles using frozen nondonor embryos

How do percentages of embryos transferred that result in implantation for frozen nondonor embryos differ among women of different ages? [PDF – 111K]

What is the percentage of transfers using frozen nondonor embryos that result in pregnancies, live births, and singleton live births? [PDF – 113K]

What is the risk of a pregnancy with multiple fetuses or giving birth to multiple infants among ART pregnancies and live births resulting from frozen nondonor embryos? [PDF – 110K]

Section 4: ART Cycles using donor eggs

Are older women undergoing ART more likely to use donor eggs or embryos? [PDF – 113K]

Do percentages of transfers that result in live births differ by age between ART transfers using fresh donor eggs and those using fresh nondonor eggs? [PDF – 115K]

How successful is ART when donor eggs are used? [PDF – 117K]

What is the risk of a pregnancy with multiple fetuses or giving birth to multiple infants among ART pregnancies and live births resulting from fresh donor eggs? [PDF – 110K]

How do percentages of transfers resulting in pregnancies, live births, and singleton live births differ between ART transfers using frozen donor embryos and those using fresh donor embryos? [PDF – 111K]

Section 5: ART Trends, 2003–2012

Is the use of ART increasing? [PDF – 116K]

What are egg/embryo banking cycles and are they increasing? [PDF – 113K]

Is the number of cycles using donor eggs or embryos increasing? [PDF – 113K]

Is the use of ICSI increasing? [PDF – 130K]

Has the percentage of transfers with or without ICSI that resulted in live births changed? [PDF – 125K]

Has the percentage of transfers that resulted in live births for all ART patients changed or only for those in particular age groups? [PDF – 122K]

Has the percentage of transfers that resulted in singleton live births for all ART patients changed or only for those in particular age groups? [PDF – 121K]

Has the number of embryos transferred changed in fresh nondonor transfers? [PDF – 114K]

Has the number of embryos transferred changed in fresh nondonor transfers for women younger than age 35 who have more embryos available than they choose to transfer? [PDF – 119K]

Has the percentage of elective single embryo transfers changed? [PDF – 117K]

Have there been changes in percentages of transfers that resulted in live births, by number of embryos transferred? [PDF – 114K]

Have there been changes in percentages of transfers that resulted in multiple live births, by number of embryos transferred? [PDF – 115K]

Have percentages of multiple-infant live births for ART cycles using fresh nondonor eggs or embryos that resulted in live births changed in particular age groups? [PDF – 119K]

Have percentages of singletons, twins, and triplets or more changed for transfers using fresh nondonor eggs or embryos? [PDF – 119K]

Appendixes

Appendix A: Validation [PDF – 423K]

Appendix B: Glossary of Terms [PDF – 429K]

Page last reviewed: November 6, 2014

Content source: National Center for Chronic Disease Prevention and Health Promotion, Division of Reproductive Health