The chance of pregnancy during safe period is about 25%

　　The safe period is a traditional contraceptive method. Before the advent of oral contraceptive pills and intrauterine devices, it was one of the commonly used contraceptive methods at home and abroad. However, many men and women in desire were "succumbed" during this period. Someone asked about this What is the chance of getting pregnant during the safe period? Woolen cloth? What should we pay attention to during the safe period of contraception? How to calculate the safety period? Next, I will introduce them one by one for your reference.

　　What are the chances of getting pregnant during the safe period?

　　What are the chances of getting pregnant during the safe period? The contraceptive effect is not strong during the safe period, and the annual failure rate is about 25%, which means there is a 25% chance of pregnancy. The specific introduction is as follows:

　　According to data from the World Health Organization, under ideal conditions, the annual failure rate of contraception during the safe period is about 5%, which is less reliable than condoms and oral short-acting contraceptives. In fact, it is difficult to achieve the ideal state of controlling the failure rate at 5%. If a simpler calculation method is used, or the menstrual cycle is irregular, the failure rate will be greatly increased. clinical The tracking annual failure rate can reach more than 25%.

　　A failure rate of 25% means that for 100 adult women using this method for contraception, 25 women will become pregnant within one year. The word "safe" in the name confuses many people, but in fact the risk is very high. From this point of view, compared with existing reliable contraceptive methods, low effectiveness has almost become the biggest "side effect" of this type of natural method.

　　What should we pay attention to during the safe period of contraception?

　　As mentioned above, it is still possible to get pregnant during the safe period of contraception. There are many things to keep in mind in order to reduce the possibility of pregnancy. The following introduces the precautions for contraception during the safe period. You may wish to take a look.

　　1. The safe period contraceptive method is only suitable for those with regular menstrual cycles. female。

　　2. Before using safe period contraception, it is recommended that you record your menstrual cycle in the second half of the year to understand the regularity of menstruation.

　　3. Contraceptive calculation of safe periods does not apply to menstrual cycles less than 21 days, more than 35 days, and Postpartum or breastfeeding women.

　　4. many disease It will change the ovulation time of women, such as endocrine diseases, kidney diseases, etc. If used during this period Safe period contraception Methods often lead to contraceptive failure.

　　5. Because women’s menstrual cycle will be affected by emotions and diseases, the failure rate of contraception based on calculation of the safe period alone is high. Therefore, it is recommended that it should be used in conjunction with other contraceptive methods.

　　How to calculate the safety period?

　　One of the reasons for the failure of contraception during the safe period is that the safe period is not calculated accurately. Therefore, women who want to avoid pregnancy during the safe period must remember the method of calculating the safe period. You may wish to try the following methods.

　　1. Body temperature method

　　The body temperature begins to rise one to two days after ovulation, and is about 0.2 to 0.4 higher than before ovulation. Therefore, measuring the body temperature after waking up every morning but before getting up can also help to calculate the safe period.

　　2. Billings method

　　Generally, when a large amount of lubricating mucus appears in adult women, it is close to the ovulation period. At this time, the vaginal secretions are clearer and can be pulled out of filaments without breaking easily. During the safe period, vaginal secretions are sparse and thick, and tend to break when drawing.

　　3. Time method

　　The menstrual cycle starts from the first day of menstruation to the day before the next menstrual period. Ovulation generally occurs in the middle of the menstrual cycle. Calculated with a cycle of 28 days, the ovulation period should be about 14 days before the next menstrual period. Theoretically speaking, it is easier to get pregnant in the two or three days before and after ovulation, and the rest of the time is considered a safe period.

　　The above methods can help women calculate the safe period. If you don’t understand How to calculate the safety period If so, you might as well take a serious look. (Reference website: Sohu.com)