Difficulty/Deficit in Intellectual functions like-
—Reasoning
—problem solving
—planning and execution
—Academic learning .
—Problem in experiential learning .
Deficits in adaptive functions and life skills like –
— COMMUNICATION.
—SOCIAL SKILLS
—PERSONAL INDEPENDENCE
—SCHOOL AND WORK RELATED FUNCTIONING
Delay in two or more developmental domains like gross motor , fine motor , speech ,
cognition , personal independence skills , activities of daily living (ADL) or others in children less than 5 years of age is termed as GLOBAL DEVELOPMENTAL DELAY ( GDD).