I guess they are slightly low but I don't think outlandishly so. And they are still increasing. Don't give up hope. Fingers crossed for you. https://www.healthline.com/health/hcg-levels-miscarriage#miscarriage This article says that the true concern for impending miscarriage is when numbers do not double every 48 to 72 hours. Time will tell and I will cross fingers and toes. Let me know your next reading, okay?!