Sentence examples for of first intercourse from inspiring English sources

The age of first intercourse is also delayed relative to the UK.

The age of first intercourse is rising, and the number of sexual partners taken each year is falling.

The average age of first intercourse in the United States is about 17 for both boys and girls, according to the Kinsey Institute.

Scientists followed middle school children enrolled in four separate abstinence programs for about five years, and found no difference in the age of first intercourse between them and their peers.

To investigate which conditions of first intercourse (FI) influence women's sexual health and later sexual experiences.

Age of first intercourse ranged from 13 to 46 years (mean = 23.8, SD = 4.4).

In Germany, only a small proportion of women experienced first intercourse before the age of 14 years.

Nevertheless, the participating women do not seem to differ from the general population in terms of age at first intercourse and the number of partners.

Analysis to disentangle correlated factors revealed that number of sexual partners exerted effects independently of age at first intercourse, whereas the reverse was not true.

Most of the increase came from the growing use of a male condom, used by 72 percent of women at first intercourse compared with 34 percent before 1985.

A 3-4 years decrease of age at first intercourse was observed in Western countries during the last half of the XXth century [ 30].