Study: NCT03079752

Intervention type: BEHAVIORAL
Group type: ACTIVE_COMPARATOR
Intervention: Developmental Screening
Description: Child participants were screened for sensory and developmental problems and referred for further evaluation and treatment of suspected problems at 12 and 24 months of age

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: Developmental Screening
Description: Child participants were screened for sensory and developmental problems and referred for further evaluation and treatment of suspected problems at 12 and 24 months of age

Intervention type: BEHAVIORAL
Group type: ACTIVE_COMPARATOR
Intervention: Developmental Screening
Description: Child participants were screened for sensory and developmental problems and referred for further evaluation and treatment of suspected problems at 12 and 24 months of age

Intervention type: BEHAVIORAL
Group type: ACTIVE_COMPARATOR
Intervention: Developmental Screening
Description: Child participants were screened for sensory and developmental problems and referred for further evaluation and treatment of suspected problems at 12 and 24 months of age

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: Screening plus Transportation
Description: Child participants were screened for sensory and developmental problems and referred for further evaluation and treatment for suspected problems at 12 and 24 months of age; their mothers were provided with free transportation for prenatal and well-child care through child age 2.

Intervention type: BEHAVIORAL
Group type: ACTIVE_COMPARATOR
Intervention: Screening plus Transportation
Description: Child participants were screened for sensory and developmental problems and referred for further evaluation and treatment for suspected problems at 12 and 24 months of age; their mothers were provided with free transportation for prenatal and well-child care through child age 2.

Intervention type: BEHAVIORAL
Group type: ACTIVE_COMPARATOR
Intervention: Screening plus Transportation
Description: Child participants were screened for sensory and developmental problems and referred for further evaluation and treatment for suspected problems at 12 and 24 months of age; their mothers were provided with free transportation for prenatal and well-child care through child age 2.

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: Screening, Transport, Prenatal Visits
Description: Child participants were screened for sensory and developmental problems and referred for further evaluation and treatment for suspected problems at 12 and 24 months of age; their mothers were provided with free transportation for prenatal and well-child care through child age 2, and were provided an average of 9 home visits by nurses during pregnancy.

Intervention type: BEHAVIORAL
Group type: ACTIVE_COMPARATOR
Intervention: Screening, Transport, Prenatal Visits
Description: Child participants were screened for sensory and developmental problems and referred for further evaluation and treatment for suspected problems at 12 and 24 months of age; their mothers were provided with free transportation for prenatal and well-child care through child age 2, and were provided an average of 9 home visits by nurses during pregnancy.

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: Screen, Transport, Prenatal/Inf Visits
Description: Child participants were screened for sensory and developmental problems and referred for further evaluation and treatment for suspected problems at 12 and 24 months of age; their mothers were provided with free transportation for prenatal and well-child care through child age 2, and were provided an average of 9 home visits by nurses during pregnancy and 23 during the child's first two years of life.