Those who were below average in composite aggressiveness in all three waves are called life-course-persistent low aggressives. There were 75 such individuals (42 females and 33 males). Those who were above average on composite aggressiveness in all three waves are called life-course-persistent aggressives. There were 48 such individuals (12 females and 36 males). Those who were above average on aggressiveness at age 19 but below average at ages 8 and age 30 are called adolescent-limited aggressives. There were 23 such individuals (10 females and 13 males). Those who were above average on aggressiveness at age 8 but below average at ages 19 and 30 are called childhood-limited aggressives. There were 23 of them (12 females and 11 males). Those who were above average on aggressiveness at age 30 but below average at ages 8 and 19 are called late-onset aggressives. There were 27 of them (16 females and 11 males). Finally, there were 82 of the 285 complete participants with wave 1, 2 and 3 aggression data who did not fall into any of these categories. Having created these categories,
