| Country | Country: United States |
|---|---|
| GDP per capita | 31.226 |
| Context details | First-time mothers, 85% either under 18 or unmarried, semiskilled or unskilled, from semirural community in Appalachian region of New York State |
| Age | At birth |
| Implementation year | 1980 |
|---|---|
| Implementer | Other |
| Duration (months) | 24 |
| Cost | N/A |
| Intervention details | Biweekly 1.25-hour home visits by nurse of mothers during pregnancy; 1.25-hour home visits during the first 2 years of birth |
| Evaluation design | Randomized evaluation |
|---|---|
| Cluster definition | Individual |
| Sample | Outcome | Test | Source Table | Observations | Statistics on Effects |
|---|---|---|---|---|---|
| Complete sample | Cognitive | Stanford-Binet | 2 | 226 | YT1: 103.57; YC1: 103.57; SDT1: 16.94; SDC1: 16.94; NT1: 78; NC1: 148 |