A dashboard injury occurs when the driver's or passenger's bent knee slams against the dashboard, pushing in the shinbone just below the knee and causing the posterior cruciate ligament to tear. Contact sports.
Q: How accurate are home pregnancy tests? A: Most manufacturers claim that their tests are 97 to 99 percent accurate, but a test can be less effective if it's not used properly, used beyond its expiration date, or exposed to sunlight. To be sure you get the best results, read the instructions thoroughly before starting the test and follow them exactly.
Improper testing can lead to false positive results. When taking a home pregnancy test, it is very important to read the directions before testing. Your home pregnancy test instructions will specify when test results should be interpreted and when test results are no longer valid.Some tests will produce a faint positive test result if read after the instructed time.alse Positive Pregnancy Test. If you've taken a home pregnancy test and get two lines (or a plus sign depending on the brand and type of test), you assume this means you are pregnant. After all, home pregnancy tests claim an accuracy rate of over 99%.