The reason people would be telling you to go to the doctors is because you opened with;

If that is not the reason you posted don't put it in your post. Don't get narky at our members for responding to your post with care.

If you want statistics, try a google search, go to your doctor and ask them.

I mentioned it briefly me personally getting negatives when I may be pregnant it is the reason I am curious about the issue of how widespread false negatives may actually be. But I didn't create this thread to talk about myself, I created the thread to hear others stories, speculations and theories on the issue of the possibility of false negatives, not to talk about me.