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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 Child Health 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
Number of home safety features No Effect Christchurch sample 36 months 388 children Unadjusted mean = 5.20 Unadjusted mean = 4.90 MD = 0.30 Not statistically significant, p > 0.05 Study-reported = 0.17 Secondary
Number of visits made to family doctor in past 36 months Favorable Christchurch sample 36 months 388 children Unadjusted mean = 23.5 Unadjusted mean = 20.7 2.8 Statistically significant, p < 0.05 Study-reported = 0.24 Primary
Percent attended hospital for any other reason No Effect Christchurch sample 36 months 382 children 68.4% 74.2% -9.81 Not statistically significant, p > 0.05 Study-reported = 0.13 Primary
Percent breastfed for six months or more No Effect Christchurch sample 36 months 388 children 31.3% 34.1% -2.8 Not statistically significant, p > 0.05 Study-reported = -0.05 Secondary
Percent of children up to date with immunizations No Effect Christchurch sample 36 months 388 children 92.5% 91.9% 0.6 Not statistically significant, p > 0.05 Study-reported = 0.24 Primary
Percent of children up to date with well-child checks Favorable Christchurch sample 36 months 388 children 41.9% 30.1% 11.8 Statistically significant, p < 0.05 Study-reported = 0.24 Primary
Percent with dental service Favorable Christchurch sample 36 months 391 children 72.3% 62.8% 9.5 Statistically significant, p < 0.05 Study-reported = 0.20 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
Number of home safety features The number of safety features present in the home including working smoke alarms; plug protectors on electric sockets; childproof latches on cupboards; locked medicine cabinet/safe storage of medicines; safe storage for poisons; hot water temperature set at 60°C or lower; fireguards for open fires, log burners, or heaters; and an escape route planned in case of fire. Parent/caregiver report Not applicable Secondary
Number of visits made to family doctor in past 36 months Mean number of visits to family doctor within the past 36 months Parent/caregiver report Not applicable Primary
Percent attended hospital for any other reason The percentage of children who attended the hospital for reasons other than accident/injury in the past 36 months Review of medical records Not applicable Primary
Percent breastfed for six months or more The percentage of children who were breastfed for six months or more. Parent/caregiver report Not applicable Secondary
Percent of children up to date with immunizations The percentage of children who were up to date with immunizations. Review of medical records Not applicable Primary
Percent of children up to date with well-child checks The percentage of children who were up to date with well-child checks Review of medical records Not applicable Primary
Percent smoke-free home/smoke-free area The percentage of homes that were always smoke-free within the past 36 months Parent/caregiver report Not applicable Secondary
Percent with dental service The percentage of children enrolled to receive free dental service Parent/caregiver report Not applicable Secondary
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
Number of visits made to family doctor in past 36 months No Effect Tribal/Māori sample 36 months 151 families Unadjusted mean = 22.00 Unadjusted mean = 23.20 MD = -1.2 Not statistically significant,
p > 0.05
HomVEE = -.1 Primary
Percent of children up to date with well-child checks No Effect Tribal/Māori sample 36 months 151 families 0.382 0.32 MD = 6.2 Not statistically significant,
p > 0.05
HomVEE = .16 Primary
Percent with dental service No Effect Tribal/Māori sample 36 months 151 families 0.684 0.6 MD = 8.4 Not statistically significant,
p > 0.05
HomVEE = .22 Secondary
Show Study Outcome Measure Summary
Outcome Description of Measure Data Collection Method Properties of the Outcome Measure Outcome Type
Number of visits made to family doctor in past 36 months Mean number of visits to family doctor within the past 36 months Parent/caregiver report Not applicable Primary
Percent of children up to date with well-child checks The percentage of children who were up to date with well-child checks Parent/caregiver report Not applicable Primary
Percent with dental service The percentage of children enrolled to receive free dental service Parent/caregiver report Not applicable Secondary
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