sdq_lsac {esem}

Strengths and Difficulties Questionnaire (SDQ) of the Longitudinal Study of Australian Children (LSAC)

Description

The Longitudinal Study of Australian Children (LSAC) is a major study following the development of 10,000 young people and their families from all parts of Australia. It is conducted in partnership between the Department of Social Services, the Australian Institute of Family Studies and the Australian Bureau of Statistics with advice provided by a consortium of leading researchers.

Usage

sdq_lsac

Format

A tibble with 3840 rows and 25 variables

Details

The study began in 2003 with a representative sample of children from urban and rural areas of all states and territories in Australia. The study has a multi-disciplinary base, and examines a broad range of topics, including parenting, family, peers, education, child care and health.

Data are collected from two cohorts every two years. The first cohort of 5,000 children was aged 0–1 years in 2003–04, and the second cohort of 5,000 children was aged 4–5 years in 2003–04. The full dataset is available here The SDQ is a 25-item instrument for children aged 4-17 years and includes fives scales: the “Hyperactivity,” “Emotional Symptoms,” “Conduct Problems,” “Peer Problems,” and “Prosocial Behaviors”.

The dataset was pre-processed and includes only variables relevant to the original latent variables. The cleaning included:

- reverse coding items s7_1, s11_1, s14_1,  s21_1, s25_1. The reversed variables are named with R in the end: s7_1R, s11_1R, s14_1R,  s21_1R,s25_1R

- the missing data treatment was done is addressed following guidelines of Baraldi & Enders, 2010 and Baraldi & Enders, 2010.

The cases with more than 10 with 5 iterations using multivariate imputations by chained equations approach that is based on Fully Conditional Specification, where each incomplete variable is imputed by a separate model (see