Objective To investigate the characteristics and risk factors of intelligence development in children with delayed language development,in order to provide scientific evidence for early clinical diagnosis,intervention and treatment of language delay. Methods A total of 209 children aged 1~5 years(including 164 boys and 45 girls)with main complaints of language delay were recruited in Wuhan Tongji Hospital from June 2016 to July 2017,of which 35 were diagnosed with developmental language delay,and 174 were d...