A pregnancy test stick can effectively test early pregnancy and is an essential product for women preparing for pregnancy. When using a pregnancy test stick, there are many things to pay attention to, especially for some women who do not fully master the use of the test stick, which can easily lead to testing errors. Some women preparing for pregnancy may have three bars when using the test stick. Is this normal? What's wrong with the three bars on the pregnancy test stick?
What's going on with the three bars of the pregnancy test stick
There are three bars on the pregnancy test stick, which is likely due to quality issues and testing errors. It is recommended to have a morning urine test the next day or go to the hospital for pregnancy testing.
The testing principle of the pregnancy test stick is to use the HCG contained in urine to detect human chorionic gonadotropin (HCG), which is a hormone secreted by pregnant women's bodies; This hormone is present in urine and blood, and typical pregnancy tests use the reaction of single or multiple HCG antibodies in the device to bind with antigens in urine to determine pregnancy.
What is the accuracy of a pregnancy test stick
Generally speaking, the accuracy rate of legitimate brand pregnancy test sticks is about 85% to 95%. So, the pregnancy test stick is not 100% accurate. Not to mention that the depth of the test stick does not necessarily mean pregnancy, even if two bars are detected, sometimes it may not be true pregnancy. If you want to confirm whether you are really pregnant, you still need to go to the hospital for a more accurate examination.
The factors that affect the accuracy of pregnancy tests mainly include improper operation, short pregnancy time, taking drugs that affect the results before testing, expired or damp test products, etc., all of which can cause inaccurate results of pregnancy tests.
The main function of a pregnancy test stick is to test early pregnancy. In daily life, women preparing for pregnancy need to use it frequently. The testing method for each pregnancy test stick is the same. What is the reason for the three bars of the pregnancy test stick? This situation is basically caused by product quality issues, so there is no need to worry too much. You can choose a qualified pregnancy test stick for testing.
