Manuscript Details

Fergusson, D. M., Boden, J., Horwood, J., & Zealand, N. (2012). Early Start evaluation report nine year follow-up. Ministry of Social Development.

Low rating
Study reviewed under: Handbook of Procedures and Standards, Version 2
Model(s) Reviewed
Study Design
Design Attrition Baseline equivalence Confounding factors Valid, reliable measures?
Randomized controlled trial High

Not established on race/ethnicity and SES in the analyzed sample; outcome(s) not feasible to assess at baseline

No

Yes

Several findings in this manuscript, including most results from the 9-year sample and the results that used imputation, were also reported in Fergusson et al. (2013), a peer-reviewed journal article, and were reviewed as part of that manuscript.

Findings that rate moderate or high in this manuscript

No findings found that rate moderate or high.

Model(s) Reviewed
Subgroups examined

• Maori • Non-Maori (New Zealand European)

This study included participants with the following characteristics at enrollment:

Race/Ethnicity

Data not available

Maternal Education

Data not available

Other Characteristics

Data not available