F71: Moderate mental retardation

F71.8: Moderate mental retardation : other impairments of behaviour

Intelligence involves various mental abilities. Intelligence can be assessed using certain tests. These are called intelligence tests or IQ tests. To take in and use new knowledge, we need mental abilities. These include the abilities to speak, to concentrate, and to memorize things. Under certain circumstances the mental abilities may not develop properly. You may then have difficulties in dealing with other people. Movements may also be changed.

You have an IQ of 35-49. This corresponds to a mental age of 6 to 9 years old. You have a certain degree of independence and can talk to other people sufficiently. You need a certain degree of support in your everyday life and at work.