 
<prompt> First Sex and First Marriage Before the Age of 18 | Percent of women and men age 25-49 who have sex before the age of 18 and percent who first married before the age of 18 | (Percent of women and men age 25-49 who have sex before the age of 18 and percent who rst married before the age of 18 - Women, First sex before age 18, 70) (Percent of women and men age 25-49 who have sex before the age of 18 and percent who rst married before the age of 18 - Men, First sex before age 18, 17) (Percent of women and men age 25-49 who have sex before the age of 18 and percent who rst married before the age of 18 - Women, First marriage before age 18, 53) (Percent of women and men age 25-49 who have sex before the age of 18 and percent who rst married before the age of 18 - Men, First marriage before age 18, 4) <response> Seven in ten women (70%) begin sexual activity before age 18, which is more than four times the proportion of men (17%). More than 10 times as many women are married by age 18 than men (53% versus 4%).  