Table 1: Studies that demonstrated improvements in IQ with early childhood developmental intervention programs.
Studies | Country | Interventions | Improvement in IQ |
---|---|---|---|
Aboud [15] | Bangladesh | Early childhood preschool program | 0.2 |
Ade, et al. [16] | India | Preschool education through Anganwadi centers | 10.2 |
Armecin, et al. [17] | Philippines | Philippine integrated early childhood development program | 0.553 SD increase |
Cicchetti, et al. [19] | USA | Toddler parent psychotherapy | 4.95 |
Garber [20] | USA | Preschool and family interventions | 10 |
Grantham-Mc Gregor, et al. [21] | West Indies | Child development intervention program | 8.6 |
Gutelius, et al. [22] | USA | Cognitive stimulation program | 8.1 |
Jaramillo, et al. [23] | Cape Verde | Preschool program | 4.41 |
Jaramillo, et al. [23] | Guinea | Preschool program | 7.27 |
Love JM, et al. [24] | USA | Early head start program | 0.13 |
Nordhov, et al. [26] | Norway | Modified mother infant transaction program | 7.2 |
Olds, et al. [27] | USA | Home visiting by paraprofessionals and nurses program | 3.98 |
Wasik, et al. [29] | USA | Early Intervention: Project CARE | 0.3 |
SD: Standard Deviation.