Haven't got a diagnosis myself but I tick a lot of boxes for mild autism and a few articles I read about it 5 years ago (31 at that time) made me realize it's a pretty good explanation for me. I'm not surprised that women are diagnosed less, they are integrated into the social web of family and friends a lot better and from early on. I'm pretty sure I didn't have even a 10th of the social interactions my little daugh…
Have you tried talking to your wife and explaining that social situations are like other life experiences where some people enjoy/excel at them while others do not? Not everyone enjoys video games, sports, reading, etc. Not everyone is a social butterfly, and those who are not shouldn't have to feel embarrassed because of it.