Table 2.

In- and exclusion criteria for participation of children with DCD in the treatment.

Inclusion criteria

1. Previously diagnosed with DCD by a physician according to DSM-V criteria (1) or DSM-V criteria A, B and C are met and criterion D is checked in school record (pDCD).

2. Age 7–12.

3. A request for help regarding improving physical fitness. This can be operationalized as asking for help with the goal to tire less quickly, not getting out of breath as quickly anymore or stated more positively, being able to keep up with peers, being able to participate in certain activities.

4. Motivated to participate in the treatment.

5. Parents/care takers are willing to invest their time and effort.

6. It is expected that the child will benefit from the treatment (e.g., enhanced physical fitness or physical activity).

Exclusion criteria

1. Medical history that contra-indicates exercising or maximal exercise testing.

2. Inability to function in a group (assessed by care provider, e.g.,: the child is unable to participate in PE classes or sports activities due to social difficulties, the child disturbs activities of other children)*.

3. Inability to follow instructions (assessed by care provider, e.g.,: easily distracted, refuses to execute instructions, does not understand basic instructions)*.

4. Insufficient understanding of Dutch or English language that prevents the child to participate successfully.

^*Comorbidities such as autism spectrum disorder and attention deficit hyperactivity disorder are no reason for exclusion.