If testing before you expect your period, you must use your first urine of the day for an accurate Weeks Indicator result. For more information on this product or answers to your questions, our Careline advisors are available for you 4pm – 12 midnight Winter, 6pm – 2am Summer, AET, (may vary due to daylight saving), Mon - Fri except on bank holidays.
(1) Weeks result 97% in agreement with later ultrasound dating scan. Based on studies of 187 women comparing result to ultrasound dating. The only test that tells you how many weeks!