Pregnancy Test 3 Weeks

Early pregnancy test sensitivity. When to test.

Cycle Data

Days Past Ovulation (DPO)

DPO

Accuracy Curve: hCG typically doubles every 48 hours, making detection 10x more likely every 3 days.

Analysis Result

Detection Likelihood60%Detection Chance

StatusDetection Likely

"Most clinical pregnancies start showing a faint line now."

hCG Secretion Probability

Disclaimer: This tool is for informational purposes only and is not a substitute for professional medical advice.

About this calculator

Overview

3 weeks: early test. First morning urine.

Fun Facts

Formula: 3 weeks = ~7 days post-ovulation. hCG rising.