My dad one time told me that the reason he married my mom was because they were opposites. He's antisocial and she is a social butterfly, he thought it would be a good idea... 27 years later, ¯ \ ( ° _ o ) / ¯
> Across analyses, political and religious attitudes, educational attainment and some substance use traits showed the highest correlations, while psychological (that is, psychiatric/personality) and anthropometric traits generally yielded lower but positive correlations.
See an interesting chart here[1]. Anecdotally, I'm also pretty introverted and attracted to extroverted women. On the other hand, I'm also a Christian and have a hard time dating someone that doesn't at least share some set of overlapping moral and ethical values. I also don't smoke, and could probably never date a habitual smoker (no matter how attractive she was on other axes).
[1] https://www.researchgate.net/publication/373552866/figure/fi...