FIRST RESPONSE Gold® Digital Pregnancy Test. Sensitive enough to give you results five days before your missed period1 with an easy-to-read “Yes/No” answer. Also offers a unique “test is working” indicator that lets you know the test is ready for use. FIRST RESPONSE® is over 99% accurate at detecting typical pregnancy hormone levels from the day of your expected period.* * However, some pregnant women may not have detectable amounts of pregnancy hormone in their urine on the day of the expected period or may have miscalculated the first day of their period.