Explanation of Figures, Section 2: ART Cycles Using Fresh, Nondonor Eggs or Embryos

This page contains figures 5–15 of Section 2A
Click on titles or images to go back to Section 2A

Figure 5: What are the steps for an ART cycle using fresh nondonor eggs or embryos?

Figure 5 is a bar graph representing the outcome of ART cycles using fresh nondonor eggs or embryos, by stage, 2005. 

• 97,442 cycles started
• 85,713 retrievals
• 78,797 transfers
• 33,101 pregnancies
• 27,047 live–birth deliveries

Figure 6: Why are some ART cycles discontinued?

Figure 6 is a pie chart representing reasons ART cycles using fresh nondonor eggs or embryos were discontinued in 2005. Note: The statistics below are based on 11,729 ART cycles.

• No or inadequate egg production 83.2%
• Patient withdrew for other reasons 10.6%
• Too-high of a response to ovarian stimulation medication 5.3%
• Concurrent illness 0.9%

Figure 7: How is the success of ART measured?

Figure 7 is a bar graph representing success rates for ART cycles using fresh nondonor eggs or embryos, by different measures, 2005.

• Cycles resulting in pregnancies 34.0%
• Cycles resulting in live births 27.8%
• Retrievals resulting in live births 31.6%
• Transfers resulting in live births 34.3%
• Cycles resulting in singleton live births 21.4%
• Transfers resulting in singleton live births 23.3%

Figure 8: What percentage of ART cycles results in a pregnancy?
 

Figure 8 is a pie chart representing results of ART cycles using fresh nondonor eggs or embryos, 2005.

• No pregnancy 65.4%
• Ectopic pregnancy 0.6%
• Clinical pregnancy 34.0%, which is subdivided as follows:
  • Single-fetus pregnancy 20.5%
  • Multiple-fetus pregnancy 11.2%
  • Not able to determine the number of fetuses because the pregnancy ended in an early miscarriage 2.3%

Figure 9: What percentage of pregnancies results in a live birth?

Figure 9 is a pie chart representing outcomes of pregnancies resulting from ART cycles using fresh nondonor eggs or embryos, 2005. Note: Total does not equal 100% due to rounding.

• Miscarriage 15.8%
• Induced abortion 1.1%
• Stillbirth 0.6%
• Total live births 81.7%, which is subdivided as follows:
  • Singleton birth 55.5%
  • Multiple-infant birth 26.2%

  The outcome was not reported for 0.7% of pregnancies.

Figure 10: Using ART, what is the risk of having a multiple-fetus pregnancy or multiple-infant live birth?

Figure 10 consists of two pie charts, A and B, representing the risk of having a multiple-fetus pregnancy and the risk of having a multiple-infant live birth from ART cycles using fresh nondonor eggs or embryos, 2005.

• Pie chart A represents 33,101 pregnancies
  • Singletons 60.4%
  • Total multiple-fetus pregnancies 32.9%, which is subdivided as follows:
    • Twins 28.5%
    • Triplets or more 4.4%
  • Not able to determine the number of fetuses because the pregnancy ended in an early miscarriage 6.7%
• Pie chart B represents 27,047 live births
  • Singletons 68.0%
  • Total multiple-infant live births 32.0%, which is subdivided as follows:
    • Twins 29.6%
    • Triplets or more 2.4%

Figure 11 is a bar graph representing the percentages of preterm births from ART cycles using fresh nondonor eggs or embryos, by number of infants born, 2005.

• 12.6% singleton from single-fetus pregnancy were preterm
• 21.9% singleton from multiple-fetus pregnancy were preterm
• 62.4% twins were preterm
• 97.2% triplets or more were preterm

Figure 12 is a bar graph representing the percentages of low-birth–weight infants from ART cycles using fresh nondonor eggs or embryos, by number of infants born, 2005.

• 8.8% singleton from single-fetus pregnancy had low birth weights
• 17.3% singleton from multiple-fetus pregnancy had low birth weights
• 55.7% twins had low birth weights
• 92.2% triplets or more had low birth weights

Figure 13  is a line graph representing the age distribution of women who had ART cycles using fresh nondonor eggs or embryos, 2005.

• Age <21, 0.04%
• Age 21, 0.06%
• Age 22, 0.15%
• Age 23, 0.28%
• Age 24, 0.52%
• Age 25, 0.91%
• Age 26, 1.29%
• Age 27, 1.96%
• Age 28, 2.70%
• Age 29, 3.63%
• Age 30, 4.75%
• Age 31, 5.38%
• Age 32, 6.13%
• Age 33, 6.76%
• Age 34, 7.84%
• Age 35, 8.15%
• Age 36, 7.87%
• Age 37, 7.20%
• Age 38, 6.88%
• Age 39, 6.88%
• Age 40, 6.23%
• Age 41, 5.30%
• Age 42, 3.93%
• Age 43, 2.56%
• Age 44, 1.48%
• Age 45, 0.66%
• Age 46, 0.27%
• Age 47, 0.10%
• Age 48, 0.06%
• Age >48, 0.05%

Figure 14 is a line graph with three lines representing the percentages of ART cycles using fresh nondonor eggs or embryos that resulted in pregnancies, live births, and singleton live births, by age of woman, 2005. Note: For consistency, all percentages are based on cycles started.

• Age <21, Pregnancy 56.8%, Live birth 48.6%, Singleton live birth 37.8%
• Age 21, Pregnancy 35.6%, Live birth 28.8%, Singleton live birth 16.9%
• Age 22, Pregnancy 42.3%, Live birth 34.5%, Singleton live birth 21.8%
• Age 23, Pregnancy 46.1%, Live birth 37.9%, Singleton live birth 22.3%
• Age 24, Pregnancy 46.0%, Live birth 41.7%, Singleton live birth 29.5%
• Age 25, Pregnancy 45.5%, Live birth 39.6%, Singleton live birth 24.5%
• Age 26, Pregnancy 45.4%, Live birth 38.8%, Singleton live birth 24.6%
• Age 27, Pregnancy 47.9%, Live birth 42.8%, Singleton live birth 26.5%
• Age 28, Pregnancy 45.6%, Live birth 39.9%, Singleton live birth 25.0%
• Age 29, Pregnancy 44.9%, Live birth 39.3%, Singleton live birth 24.5%
• Age 30, Pregnancy 43.4%, Live birth 37.8%, Singleton live birth 24.0%
• Age 31, Pregnancy 43.8%, Live birth 38.5%, Singleton live birth 24.0%
• Age 32, Pregnancy 43.8%, Live birth 38.1%, Singleton live birth 25.1%
• Age 33, Pregnancy 41.0%, Live birth 34.8%, Singleton live birth 22.5%
• Age 34, Pregnancy 39.9%, Live birth 33.7%, Singleton live birth 22.8%
• Age 35, Pregnancy 37.6%, Live birth 31.8%, Singleton live birth 21.4%
• Age 36, Pregnancy 36.7%, Live birth 30.2%, Singleton live birth 20.8%
• Age 37, Pregnancy 32.4%, Live birth 25.9%, Singleton live birth 18.7%
• Age 38, Pregnancy 30.3%, Live birth 23.1%, Singleton live birth 16.8%
• Age 39, Pregnancy 26.7%, Live birth 19.7%, Singleton live birth 14.7%
• Age 40, Pregnancy 23.0%, Live birth 16.1%, Singleton live birth 12.6%
• Age 41, Pregnancy 19.5%, Live birth 12.3%, Singleton live birth 10.4%
• Age 42, Pregnancy 15.1%, Live birth 8.4%, Singleton live birth 7.3%
• Age 43, Pregnancy 11.0%, Live birth 5.6%, Singleton live birth 4.9%
• Age 44, Pregnancy 8.3%, Live birth 2.6%, Singleton live birth 2.3%
• Age 45, Pregnancy 2.9%, Live birth 1.2%, Singleton live birth 1.1%
• Age 46, Pregnancy 1.9%, Live birth 0.4%, Singleton live birth 0.4%
• Age 47, Pregnancy 1.1%, Live birth 0%, Singleton live birth 0%
• Age 48, Pregnancy 1.8%, Live birth 0%, Singleton live birth 0%
• Age >48, Pregnancy 4.3%, Live birth 0%, Singleton live birth 0%

Figure 15 is a bar graph representing the percentages of ART cycles using fresh nondonor eggs or embryos that resulted in pregnancies, live births, and singleton live births among women aged 40 or older, 2005. Note: For consistency, all percentages are based on cycles started.

• Age 40, Pregnancy 23.0%, Live birth 16.1%, Singleton live birth 12.6%
• Age 41, Pregnancy 19.5%, Live birth 12.3%, Singleton live birth 10.4%
• Age 42, Pregnancy 15.1%, Live birth 8.4%, Singleton live birth 7.3%
• Age 43, Pregnancy 11.0%, Live birth 5.6%, Singleton live birth 4.9%
• Age 44, Pregnancy 8.3%, Live birth 2.6%, Singleton live birth 2.3%
• Age >44, Pregnancy 2.5%, Live birth 0.8%, Singleton live birth 0.7%

Section 1 | Section 2 | Section 3 | Section 4 | Section 5

Previous ART Reports

Implementation of the Fertility Clinic Success Rate and Certification Act of 1992

Assisted Reproductive Technology: Embryo Laboratory