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2004 Assisted Reproductive Technology (ART) Report: Section 2—ART Cycles Using Fresh, Nondonor Eggs or Embryos


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 procedure using fresh nondonor eggs or embryos?

Figure 5 text below

 

 

 

 

 

 

Figure 5 is a bar graph representing the outcome of ART cycles using fresh nondonor eggs or embryos, by stage, 2004.

  • 94,242 cycles started
  • 82,475 retrievals
  • 76,533 transfers
  • 31,758 pregnancies
  • 26,059 live-birth deliveries

Figure 6: Why are some ART cycles discontinued?

figure 6 text below

Figure 6 is a pie chart representing reasons ART cycles using fresh nondonor eggs or embryos were discontinued in 2004. Note: The statistics below are based on 11,767 cycles.

  • No or inadequate egg production 82.8%
  • Patient withdrew for other reasons 11.1%
  • Too high of a response to ovarian stimulation medication 5.2%
  • Concurrent illness 0.9%

Figure 7: How is the success of ART measured?

figure 5 text below

Figure 7 is a bar graph representing success rates for ART cycles using fresh nondonor eggs or embryos, by different measures, 2004.

  • Pregnancies per cycle 33.7%
  • Live births per cycle 27.7%
  • Live births per retrieval 31.6%
  • Live births per transfer 34.0%
  • Singleton live births per cycle 21.3%
  • Singleton live births per transfer 23.0%

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

Figure 6 text below

Figure 8 is a pie chart representing results of ART cycles using fresh nondonor eggs or embryos, 2004.

  • No pregnancy 65.6%
  • Ectopic pregnancy 0.7%
  • Clinical pregnancy 33.7%, which is subdivided as follows:
    • Single-fetus pregnancy 20.3%
    • Multiple-fetus pregnancy 11.3%
    • Not able to determine the number of fetuses because the pregnancy ended in an early miscarriage 2.1%

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

Figure 9 text below

Figure 9 is a pie chart representing outcomes of pregnancies resulting from ART cycles using fresh nondonor eggs or embryos, 2004.

  • 82.1% of pregnancies resulted in a live birth, subdivided as follows:
    • Singleton births 55.4%
    • Multiple-infant births 26.7%
  • 17.0% of pregnancies resulted in an adverse outcome, subdivided as follows:
    • Miscarriage 15.5%
    • Induced abortion 0.8%
    • Stillbirth 0.7%

    The outcome was not reported for 0.9% of pregnancies.

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

Figure 10 text below

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, 2004.

  • Pie chart A represents 31,758 pregnancies
    • Singletons 60.3%
    • Total multiple-fetus pregnancies 33.5%, which are subdivided as follows:
      • Twins 28.6%
      • Triplets or more 4.9%
    • Not able to determine the number of fetuses because the pregnancy ended in an early miscarriage 6.2%
  • Pie chart B represents 26,059 live births
    • Singletons 67.5%
    • Total multiple-infant live births 32.5%, which are subdivided as follows:
      • Twins 29.9%
      • Triplets or more 2.6%

Figure 11: What are the ages of women who use ART?

 Figure 11 text below

Figure 11 is a line graph representing the age distribution of women who had ART cycles using fresh nondonor eggs or embryos, 2004.

  • Age <21, 0.03%
  • Age 21, 0.06%
  • Age 22, 0.14%
  • Age 23, 0.26%
  • Age 24, 0.50%
  • Age 25, 0.79%
  • Age 26, 1.37%
  • Age 27, 1.92%
  • Age 28, 2.69%
  • Age 29, 3.78%
  • Age 30, 4.75%
  • Age 31, 5.48%
  • Age 32, 6.25%
  • Age 33, 7.47%
  • Age 34, 7.89%
  • Age 35, 7.92%
  • Age 36, 7.25%
  • Age 37, 7.14%
  • Age 38, 6.93%
  • Age 39, 7.13%
  • Age 40, 6.28%
  • Age 41, 5.04%
  • Age 42, 3.96%
  • Age 43, 2.53%
  • Age 44, 1.43%
  • Age 45, 0.62%
  • Age 46, 0.25%
  • Age 47, 0.10%
  • Age 48, 0.04%
  • Age >48, 0.04%

Figure 12: Do ART success rates differ among women of different ages?

Figure 12 text below

Figure 12 is a line graph representing pregnancy rates, live birth rates, and singleton live birth rates for ART cycles using fresh nondonor eggs or embryos, by age of woman, 2004. Note: For consistency, all rates are based on cycles started.

  • Age <21, Pregnancy rate 41.7%, Live birth rate 37.5%, Singleton live birth rate 20.8%
  • Age 21, Pregnancy rate 38.2%, Live birth rate 32.7%, Singleton live birth rate 23.6%
  • Age 22, Pregnancy rate 35.2%, Live birth rate 32.0%, Singleton live birth rate 18.8%
  • Age 23, Pregnancy rate 40.7%, Live birth rate 35.7%, Singleton live birth rate 24.1%
  • Age 24, Pregnancy rate 41.4%, Live birth rate 35.5%, Singleton live birth rate 20.8%
  • Age 25, Pregnancy rate 44.4%, Live birth rate 39.5%, Singleton live birth rate 23.3%
  • Age 26, Pregnancy rate 43.6%, Live birth rate 38.5%, Singleton live birth rate 23.7%
  • Age 27, Pregnancy rate 45.2%, Live birth rate 39.8%, Singleton live birth rate 24.8%
  • Age 28, Pregnancy rate 44.4%, Live birth rate 39.1%, Singleton live birth rate 24.7%
  • Age 29, Pregnancy rate 43.1%, Live birth rate 37.9%, Singleton live birth rate 23.1%
  • Age 30, Pregnancy rate 44.5%, Live birth rate 38.6%, Singleton live birth rate 24.1%
  • Age 31, Pregnancy rate 43.9%, Live birth rate 38.2%, Singleton live birth rate 25.0%
  • Age 32, Pregnancy rate 42.2%, Live birth rate 36.6%, Singleton live birth rate 23.6%
  • Age 33, Pregnancy rate 40.6%, Live birth rate 34.8%, Singleton live birth rate 22.5%
  • Age 34, Pregnancy rate 40.8%, Live birth rate 34.8%, Singleton live birth rate 22.9%
  • Age 35, Pregnancy rate 38.2%, Live birth rate 32.2%, Singleton live birth rate 21.5%
  • Age 36, Pregnancy rate 35.3%, Live birth rate 29.1%, Singleton live birth rate 19.8%
  • Age 37, Pregnancy rate 32.5%, Live birth rate 26.4%, Singleton live birth rate 18.7%
  • Age 38, Pregnancy rate 29.9%, Live birth rate 23.2%, Singleton live birth rate 17.0%
  • Age 39, Pregnancy rate 26.2%, Live birth rate 19.0%, Singleton live birth rate 14.5%
  • Age 40, Pregnancy rate 23.0%, Live birth rate 16.1%, Singleton live birth rate 12.3%
  • Age 41, Pregnancy rate 19.2%, Live birth rate 12.5%, Singleton live birth rate 10.2%
  • Age 42, Pregnancy rate 14.8%, Live birth rate 8.4%, Singleton live birth rate 7.2%
  • Age 43, Pregnancy rate 10.8%, Live birth rate 5.5%, Singleton live birth rate 5.1%
  • Age 44, Pregnancy rate 7.4%, Live birth rate 3.3%, Singleton live birth rate 3.0%
  • Age 45, Pregnancy rate 4.3%, Live birth rate 1.2%, Singleton live birth rate 1.2%
  • Age 46, Pregnancy rate 2.6%, Live birth rate 0%, Singleton live birth rate 0%
  • Age 47, Pregnancy rate 3.3%, Live birth rate 0%, Singleton live birth rate 0%
  • Age 48, Pregnancy rate 2.6%, Live birth rate 0%, Singleton live birth rate 0%
  • Age >48, Pregnancy rate 5.6%, Live birth rate 2.8%, Singleton live birth rate 0%
     

Figure 13: How do ART success rates differ for women who are 40 or older?

Figure 13 text below

Figure 13 is a bar graph representing pregnancy rates, live birth rates, and singleton live birth rates for ART cycles using fresh nondonor eggs or embryos among women aged 40 years or older, 2004. Note: For consistency, all rates are based on cycles started.

  • Age 40, Pregnancy rate 23.0%, Live birth rate 16.1%, Singleton live birth rate 12.3%
  • Age 41, Pregnancy rate 19.2%, Live birth rate 12.5%, Singleton live birth rate 10.2%
  • Age 42, Pregnancy rate 14.8%, Live birth rate 8.4%, Singleton live birth rate 7.2%
  • Age 43, Pregnancy rate 10.8%, Live birth rate 5.5 %, Singleton live birth rate 5.1%
  • Age 44, Pregnancy rate 7.4%, Live birth rate 3.3 %, Singleton live birth rate 3.0%
  • >Age 44, Pregnancy rate 3.8%, Live birth rate 0.8%, Singleton live birth rate 0.7%
     

Figure 14: How do miscarriage rates for ART patients vary among women of different ages?

Figure 14 text below

Figure 14 is a line graph representing miscarriage rates among women who had ART cycles using fresh nondonor eggs or embryos, by age of woman, 2004.

  • Age <25, 10.0%
  • Age 25, 7.3%
  • Age 26, 9.6%
  • Age 27, 9.5%
  • Age 28, 9.8%
  • Age 29, 9.9%
  • Age 30, 10.8%
  • Age 31, 10.6%
  • Age 32, 11.5%
  • Age 33, 11.6%
  • Age 34, 12.3%
  • Age 35, 13.5%
  • Age 36, 15.0%
  • Age 37, 16.6%
  • Age 38, 20.2%
  • Age 39, 24.4%
  • Age 40, 27.8%
  • Age 41, 31.8%
  • Age 42, 41.0%
  • Age 43, 45.5%
  • Age >43, 58.8%

Figure 15: How does a woman's age affect her chances of progressing through the various stages of ART?

Figure 15 text below

Figure 15 is a bar graph representing outcomes of ART cycles using fresh nondonor eggs or embryos, by stage and age group, 2004.

  • Age <35, Retrieval 92%, Transfer 86%, Pregnancy 43%, Live birth 37%
  • Age 35–37, Retrieval 88%, Transfer 83%, Pregnancy 35%, Live birth 29%
  • Age 38–40, Retrieval 84%, Transfer 77%, Pregnancy 26%, Live birth 20%
  • Age 41–42, Retrieval 80%, Transfer 72%, Pregnancy 17%, Live birth 11%
  • Age >42, Retrieval 76%, Transfer 64%, Pregnancy 8%, Live birth 4%
     

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

Selected Resources

Previous ART Reports

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

Assisted Reproductive Technology: Embryo Laboratory

Date last reviewed: 01/14/2007
Content source: Division of Reproductive Health, National Center for Chronic Disease Prevention and Health Promotion
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