Table 1.

Search strategy keywords and combinations

S1	‘Attention deficit disorder with hyperactivity [MeSH]’ OR ‘Attention deficit hyperactivity disorder’ OR ‘attention deficit disorder’ OR ADHD OR ADD OR ‘hyperkinetic disorder’ OR ‘hyperkinetic syndrome’ OR ‘attention deficit’ OR ‘attentional disorder’ OR hyper* OR HKD
S2	Literacy OR reading OR ‘reading comprehension’ OR ‘passage comprehension’ OR ‘reading achievement’ OR ‘word reading’ OR ‘reading fluency’ OR decoding OR ‘pseudoword decoding’ OR writing OR ‘written expression’ OR ‘sentence comprehension’ OR ‘essay composition’ OR spelling
S3	Cogniti* OR attention* ‘executive function’ OR EF OR ‘self regulation’ OR ‘self‐regulation’ OR ‘selective attention’ OR ‘executive control’ OR ‘inhibitory control’ OR inhibition OR ‘interference control’ OR ‘cognitive flexibility’ OR ‘set shifting’ OR shifting OR switch* OR ‘working memory’ OR WM OR planning OR ‘problem solving’ OR organization OR memory OR ‘information processing’ OR ‘processing speed’ OR state‐regulation OR ‘temporal processing’ OR ‘time perception’
S4	S1 AND S2 AND S3