What factors affect IVF success?
Many factors affect the success of in vitro fertilization (IV). These include the age of participating women, the age and health of a man who contributes sperm, sperm health and health and viability of the egg. Among the factors that can affect its success are the number of transferred embryos that are transmitted, stimulation and laboratory procedures used.
Age is one of the main factors that affect the success of in vitro fertilization. As women age, her chances of a successful performance of the child, even with the help of IVF, decrease. The best chances of the success of IVF women are when it is under 35 years of age. Women who are 35 or more usually have a gradually decreasing success rate. Women over the age of 40 usually have the lowest success rate.
It is interesting that the age of a man can also influence the success of IVF. While a person's sperm may have the ability to fertilize eggs well for the last decade of a person's life, some studied evidence that male fertility can fall as a person ages. A man who is 40 years of age or withTarší, may be less fertile than a man at 20 or 30 years old.
The health of female eggs and their number, which is obtained for fertilization, can also affect the success of IVF. When female eggs are healthy, it has a better chance to achieve success through IVF insemination. He also has a better chance of succeeding in her first attempt than a woman with less optimal eggs. Similarly, the number of eggs that are obtained for the procedure also affects its success. For example, a rate of success is better if six to 10 eggs are obtained compared to searching for less than six eggs; A person may have the lowest expectations of success when less than three eggs are obtained.
Other factors that can affect the IVF success rate are the use of drugs to stimulate egg production and laboratory procedures. Hormones are commonly used to stimulate the development of more follicles that release eggs during the cycle. The success of these hormones can dramatically influenceIvnit the number and health of eggs that are obtained. Laboratory factors such as air quality, light and temperature can affect IVF success. The effectiveness of those who perform laboratory procedures can also affect the rate of success.