Interestingly, 45 of the 177 women reported better sex because their partner took longer to achieve orgasm — the same reason two unhappy women gave for their dissatisfaction.

Among other reasons for better sex:

Forty-four women said their partner wanted sex more often, a reason also cited by one woman who was unhappy with her state of sexual satisfaction.

Twenty-six said their partners had less or no difficulty maintaining an erection and 18 said they had less or no difficulty getting an erection in the first place.

Twenty women said they achieved orgasm more often.