DCDQ is an additional questionnaire on developmental coordination disorder in child participants of Lifelines. The DCDQ questionnaire was developed and implemented in Lifelines by the Department of Developmental Neurology at the UMCG.
The DCDQ was sent out together with the child version of the ADHD questionnaire.

The digital DCDQ questionnaire was sent out, alongside the ADHQ child questionnaire (May 2017), to the parents of ~5,800 participants between 4-12 years old. ~2,000 parents completed the questionnaire (~35%).

The questions included in the skin conditions questionnaire included items from the following subsections:

• Education & employment (<18) (1 item)
• Motor skills (DCDDailyQ) (69 items)
• Motor skills (DCDQ) (15 items)
• Physical development (<18) (1 item)