Similar results were found for personality and grooming.
“Women with above average grooming are less likely to cohabit without subsequent marriage. For men, having an above average personality has the strongest association with the likelihood of getting married,” explained French.
Men with above average physical attractiveness have a greater chance of cohabitation without subsequent marriage.
"Men with above average looks tend to be more likely to cohabit while men with above average personalities tend to be more likely to marry (but less likely to cohabit),” explained the study, published in the journal Social Science Research.