---
title: Sample of 4-year-old children in Head Start classroom to determine prevalence of conduct problems.
description: "<p class=\"pressContent\"><script type='text/javascript' src=' '></script><img border=\"0\" src=\"/images/photo-2-kids-dina.jpg\" width=\"119\" height=\"100\" align=\"right\" hspace=\"5\">The purpose of the current"
---

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# [Sample of 4-year-old children in Head Start classroom to determine prevalence of conduct problems.](https://www.incredibleyears.com/research/library/article/sample-of-4-year-old-children-in-head-start-classroom-to-determine-prevalence-of-conduct-problems)

 Written by [Incredible Years](https://www.incredibleyears.com/research/library/author/adminiy) | Feb 21, 1998 8:00:00 AM

The purpose of the current project was to determine the prevalence of conduct problems, low social competence, and associated risk factors in a sample of 4-year-old low-income children (N = 426) from 64 Head Start classrooms in the Seattle area.

[**Read the article (PDF)**](https://incredibleyears.com/wp-content/uploads/conduct-problems-level-social-competence-head-start-98.pdf)

 Year: 1998

 Bibliography: Webster-Stratton, C., Hammond, M. 1998. Clinical Child and Family Psychology Review, 1(2).

 Authors: Webster-Stratton, Hammond, , , 

[View full post](https://www.incredibleyears.com/research/library/article/sample-of-4-year-old-children-in-head-start-classroom-to-determine-prevalence-of-conduct-problems)

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