Methods the Enfant mental Scales were used to test the infant behavior developmental quotient (DQ) at 1 year old. At the same time, the factors were collected by self-designed questionnaire.
方法采用儿童心理量表对1岁婴儿进行发育商测定，同时应用自行设计的因素调查表进行问卷调查。
2
Aptitude and intelligence quotient are related, and in some ways opposite, views of human mental ability.