After the first year, when TTI teachers were still receiving payments for remaining in their schools, teachers in the TTI group returned to their schools at significantly higher rates
than their control group counterparts: 93 versus 71 percent.
After one year of AMSTI implementation, students in the treatment schools scored, on average, two percentile points higher on the SAT 10 mathematics problem solving assessment
than their control group counterparts, and the difference was statistically significant.
A second MDRC monograph, reviewing and synthesizing the relevant research, focused on how policies directed at increasing employment among low - income parents affected their adolescent children.4 Unlike elementary school - aged children, the teenagers fared worse
than their control group counterparts.
Intervention group members reported greater walking and moderate activity
than their control group counterparts.
As well as showing larger unfavorable effects on school performance and receipt of special educational services than did the full sample, program group adolescents with younger siblings were more likely
than their control group counterparts to be suspended or expelled from and to drop out of school - perhaps because they were also more likely to provide care for their siblings.
Program group adolescents without younger siblings, in contrast, were more likely
than their control group counterparts to participate in out - of - school activities and experienced few effects on school outcomes.
Not exact matches
Those in the happiness
control group were up to 12 percent more efficient in completing the tasks
than their sad, stressed
counterparts.
Mean verbal IQ scores of children in the lowest maternal education category in the intervention were also substantially higher
than those of their
counterparts in the
control group.
Whereas the researchers were expecting that the subjects would be slower and less accurate that those in a
control group of people without any hearing difficulty, to their surprise they found that certain deaf people completed the task quicker and more accurately
than their normo - hearing
counterparts.
In Denver, low - resource families who received home visiting showed modest benefits in children's language and cognitive development.102 In Elmira, only the intervention children whose mothers smoked cigarettes before the experiment experienced cognitive benefits.103 In Memphis, children of mothers with low psychological resources104 in the intervention
group had higher grades and achievement test scores at age nine
than their
counterparts in the
control group.105 Early Head Start also identified small, positive effects on children's cognitive abilities, though the change was for the program as a whole and not specific to home - visited families.106 Similarly, IHDP identified large cognitive effects at twenty - four and thirty - six months, but not at twelve months, so the effects can not be attributed solely to home - visiting services.107
At 21 months, nurse - visited children born to women with low psychological resources were less likely to exhibit language delays (7 % vs 18 %); and at 24 months, they exhibited superior mental development (90.18 vs 86.20 Mental Development Index scores)
than their
control -
group counterparts.
Paraprofessional - visited mother - child pairs in which the mother had low psychological resources interacted with one another more responsively
than their
control -
group counterparts (99.45 vs 97.54, P =.05).
The pattern of baseline differences between nurse - visited and
control -
group women on whom assessments were not conducted by child age 2 indicated that these nurse - visited women were higher functioning
than their
counterparts in the
control group.
Results indicate during the 2 - decade period following registration in this trial, women enrolled in the 2 nurse - visited
groups were less likely to have died
than women assigned to the
control group, and by age 20 years, children whose mothers received home visits during pregnancy and through child age 2 years were less likely to have died from preventable causes compared with their
counterparts in the
control group.
With respect to negative parenting, Healthy Families mothers in the High Prevention Opportunity subgroup were less likely
than their
counterparts in the
control group to use harsh parenting, while no differences were detected for the Limited Prevention Opportunity subgroup.
With respect to negative parenting, Healthy Families NY mothers in the High Prevention Opportunity subgroup were less likely
than their
counterparts in the
control group to use harsh parenting, while no differences were detected for the Limited Prevention Opportunity subgroup.
In Diamond et al. (2002), adolescents undergoing six weeks of ABFT had a lower prevalence of clinically significant depression (56 percent), defined as a score on the BDI of greater
than 9,
than did their
control group counterparts (19 percent).