First born children found to be smarter and have better cognitive skills compared to their siblings, research suggests
-Recent studies, conducted by the researchers from University of Edinburgh and University of Sydney, suggest that the first born child in the family may have better cognitive skills compared to their siblings.
-In the study, data from the US Children of the National Longitudinal Survey of the Youth, was considered. It included data from about 5000 children. These children were monitored from pre-term to the time they turned 14.
-Every two years, the children were assessed for their abilities across different categories such as reading, vocabulary and letters matching.
-As per the study, the first born children performed much better than their siblings. They scored much higher on the IQ tests compared to their siblings.
-Findings were published in the Journal of Human Resources
Source: Journal of Human Resources