This research has numerous benefits. The main pros is that it was nationwide, population-depending, longitudinal having a follow-upwards duration of no less than 20 years, together with a higher rate of contribution (>90%). Furthermore, the content for the top, pounds, socioeconomic status and you will training (in both youthfulness and also as adults), and you will relationship status was in fact amassed off inhabitants-mainly based documents and therefore just weren’t care about-said.