Week Estimator Test

Sarah
This is my second pregnancy, the first was a missed miscarriage. I had some spotting last week after I took a pregnancy test at 5 weeks 4 days and it read Pregnant 2 - 3 weeks. After spotting I decided to take another one a couple days later to see if it read that my hormone had dropped at all and if it did I figured it would still read 2-3 weeks or less. I took it today at 6 weeks 4 days and it read 3+ weeks. That makes me feel a little better. Has anyone else used these tests to help calm nerves?