How accurate was nub theory for you? Based on LMP I'm 11w5d but every US measures ahead...today I measured 12w4d. US tech said she's never wrong and that nub theory is 88% accurate at 12 weeks and 94% at 13 weeks...what do y'all think?

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Yours definitely has to be a boy!

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I would say it is. I looked at old ultrasounds of my boys and nub theory would be right on them too!! 😀

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According tona genetics blood test I'm having a girl. Here's the ultrasound.

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Yours looks like a boy.  I didn't even see a 2D nub on mine!  The best I can see is on the 3D and it kind of looks like it's facing up if you look in the middle.

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Boy!!!💙💙💙

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I think girl

How accurate was nub theory for you? Based on LMP I'm 11w5d but every US measures ahead...today I measured 12w4d. US tech said she's never wrong and that nub theory is 88% accurate at 12 weeks and 94% at 13 weeks...what do y'all think?

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