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Early Start (New Zealand)

Meets DHHS criteria for an evidenced based model

Last Updated: July 2014

Effects Shown in Research & Outcome Measure Details for Reductions in Child Maltreatment Outcomes

Impact Studies Rated Moderate


Fergusson, D. M., Horwood, L. J., Grant, H., & Ridder, E. M. (2005). Early start evaluation report. Christchurch, NZ: Early Start Project Ltd.
Additional Sources:

Fergusson, D. M., Grant, H., Horwood, L. J., & Ridder, E. M. (2005). Randomized trial of the Early Start program of home visitation. Pediatrics, 116(6), e803-e809.

Fergusson, D. M., Grant, H., Horwood, L. J., & Ridder, E. M. (2006). Randomized trial of the Early Start program of home visitation: Parent and family outcomes. Pediatrics, 117(3), 781-786. doi:10.1542/peds.2005-1517

Results for full sample
Show Study Effects Details
Outcome Effect Sample Timing of Follow-Up Sample Size Program Group Comparison Group Mean Difference or Odds Ratio
Statistical Significance
Effect Size
Outcome Type
Percent attended hospital for accident/injury or accidental poisoning Favorable Christchurch sample 36 months 382 children 17.5% 26.3% -8.81 Statistically significant, p < 0.05 Study-reported = 0.22 Primary
Percent parental report of agency contact for abuse/neglect No Effect Christchurch sample 36 months 388 families 19.6% 21.3% -1.71 Not statistically significant, p > 0.05 Study-reported = 0.04 Secondary
Percent severe/very severe physical assault by any parent (Conflict Tactics Scale) Favorable Christchurch sample 36 months 388 families 4.4% 11.7% -7.31 Statistically significant, p < 0.05 Study-reported = 0.26 Secondary

1 High score equals unfavorable.

Show Study Outcome Measure Summary
Outcome Description of Measure Data Collection Method Properties of the Outcome Measure Outcome Type
Percent attended hospital for accident/injury or accidental poisoning The percentage of children who attended the hospital for accidents/injuries or accidental poisonings within the past 36 months Review of medical records Not applicable Primary
Percent parental report of agency contact for abuse/neglect Percentage of parental reports of agency contact for issues relating to child abuse and neglect within the past 36 months Parent/caregiver report Not applicable Secondary
Percent severe/very severe physical assault by any parent (Conflict Tactics Scale) The Severe/Very Severe assault subscales of the Parent-Child Conflict Tactics Scale was used to assess child abuse/neglect. Parent/caregiver report Not reported by author. Primary
Results for Māori subgroup
Show Study Effects Details
Outcome Effect Sample Timing of Follow-Up Sample Size Program Group Comparison Group Mean Difference or Odds Ratio
Statistical Significance
Effect Size
Outcome Type
Percent attended hospital for accident/injury or accidental poisoning No Effect Tribal/Māori sample 36 months 151 families 0.25 0.267 MD = -1.71 Not statistically significant,
p > 0.05
HomVEE = -.05 Primary
Percent severe/very severe physical assault by any parent (Conflict Tactics Scale) Favorable Tribal/Māori sample 36 months 151 families 0.026 0.12 MD = -9.41 Statistically significant,
p = 0.00
HomVEE = -.98 Secondary

1 Negative value is favorable to the intervention.

Show Study Outcome Measure Summary
Outcome Description of Measure Data Collection Method Properties of the Outcome Measure Outcome Type
Percent attended hospital for accident/injury or accidental poisoning The percentage of children who attended the hospital for accident/injury or accidental poisoning Parent/caregiver report Not applicable Primary
Percent severe/very severe physical assault by any parent (Conflict Tactics Scale) The Severe/Very Severe assault subscales of the Parent-Child Conflict Tactics Scale was used to assess child abuse/neglect. Parent/caregiver report Not reported by author. Primary
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