Male-centered cultures where sexual behavior is more oriented toward procreation tend to discount the importance of sexual pleasure for women.
Premature ejaculation is the biggie for men ? one in four worldwide report it. But the interesting thing is it doesn't have an adverse impact (on their rating of sexual pleasure) because it doesn't matter to them, though it may to their partner.
In relationships based on equality, couples tend to develop sexual habits that are more in keeping with both partners' interests. Male-centered cultures where sexual behavior is more oriented toward procreation tend to discount the importance of sexual pleasure for women.