Table 7 Correlations among CREDI, Bayley-III, and the ASQ-3 by wealth status

 Cognitive

0.792***

0.722***

0.717***

0.781***

0.823***

 Language

0.902***

0.821***

0.867***

0.869***

0.848***

 Motor

0.846***

0.764***

0.781***

0.869***

0.878***

 Social-emotional

0.841***

0.768***

0.779***

0.829***

0.869***

Cognitive

Language

Motor

Social-emotional

 Problem Solving

−0.094

− 0.084

− 0.162

0.089

− 0.072

0.157*

0.091

0.112

0.112

 Communication

0.357**

0.389**

0.306*

0.298*

0.329*

0.409***

0.491***

0.367***

0.398***

 Fine Motor

−0.317*

− 0.318*

− 0.337*

− 0.207

−0.154

− 0.019

−0.087

− 0.046

−0.076

 Gross Motor

0.389*

0.338*

0.336+

0.488***

0.594***

0.442***

0.359***

0.475***

0.420***

 Personal-Social

−0.009

0.103

0.050

0.115

0.040

0.220**

0.140*

0.167*

0.183*

Cognitive

RC

EC

Fine Motor

Gross Motor

 Cognitive

0.802***

0.833***

0.841***

0.800***

0.851***

 Language

0.873***

0.905***

0.921***

0.869***

0.835***

 Motor

0.883***

0.866***

0.882***

0.865***

0.910***

 Social-emotional

0.845***

0.847***

0.858***

0.833***

0.884***

Cognitive

Language

Motor

Social-emotional

 Problem Solving

−0.023

0.091

0.093

0.004

−0.044

0.105*

0.055

0.048

0.046

 Communication

0.337***

0.455***

0.521***

0.437***

0.274**

0.352***

0.470***

0.345***

0.322***

 Fine Motor

−0.182

−0.091

− 0.056

− 0.155

−0.098

0.056

−0.014

− 0.014

−0.004

 Gross Motor

0.400***

0.371***

0.412***

0.414***

0.580***

0.430***

0.385***

0.505***

0.435***

 Personal-Social

−0.067

0.033

0.065

0.002

0.070

0.110+

0.050

0.071

0.064