I've read that more than half of pregnancies in the US are unintended. That indicates that the reason more than half the kids are born are because of sexual ur

I've read that more than half of pregnancies in the US are unintended. That indicates that the reason more than half the kids are born are because of sexual urges("Duh!"). I'm guessing the less than half group have various reasons. But this article is about why we now have less, so I'm not sure it failed to address why some do. It just didn't address it.