
The participants were surveyed again in 2001 and in 2004. The latest analysis is based upon results from about 700 participants who had engaged in sexual intercourse by the third survey and reported their pregnancy history.
Information about television viewing habits was combined with the results of a separate analysis of television programs to determine the frequency and type of sexual content the adolescents were exposed to during their TV viewing.
The study is published in the November edition of the journal Paediatrics.