Num Assessment tools Attention subdomain Index Result Ref 1 EEG data General Level of attention (% of time with an attention) Sig improved [52 ] EEG data Number of changes between threshold ( a lower number of changes is better) Sig improved EEG data Length of attention block (seconds) No sig ADHD-T questionnaire General Distracted frequency( a lower number is better) Sig improved CRSD-ant test questionnaire Sustained attention Average score of sustained attention Sig improved 2 Stroop test (ST) Sustained attention Mean (SD) score Sig improved [53 ] Paced auditory serial additional test (PASAT) Sustained attention Mean (SD) score No sig Symbol Digit Modalities Test (SDMT) Sustained attention Mean (SD) score Sig improved 3 Game performance General Task difficulty level Sig improved [42 ] Game performance General Time limit Sig improved Game dual task performance Divided attention Diamond time (DT) Sig improved Game task switching performance Alternating attention Diamond time (DT) Sig improved 4 Cross-modal oddball attention task Visual, spatial, focused, divided, selective, and transient attention Distraction score Post Sig improved [54 ] 3-month follow-up No sig Alertness score Post Sig improved 3-month follow-up No sig 5 The test of variables of attention (TOVA) Sustained attention Score No sig [55 ] CogState General Simple reaction time: playing card turning No sig CogState General Choice reaction time: red playing card turning log msec No sig CogState General Maze chase correct moves per second Sig deteriorated 6 Focused spatial attention task Focused attention Mean accuracy (SD) Sig improved [56 ] Distributed spatial attention task Divided attention Mean accuracy (SD) Sig improved Cross-modal oddball attention task Visual, spatial, focused, divided, selective, and transient attention First cue-target interval RT (ms) No sig Second cue-target interval RT (ms) No sig First cue-target interval accuracy No sig Second cue-target interval accuracy No sig 7 Identification test Visual attention Accuracy No sig [57 ] Speed perf. (ms) No sig 8 Game performance General Correct tries, number of omission errors, number of commission errors, number of uncompleted tries, correct response times, try time, engagement factor, inattention factor, impulsivity factor, error factor, and correct response factor Sig improved [58 ] 9 — — — — [59 ] 10 Digit cancellation task (D-CAT) General Mean (SD) score No sig [60 ] Digit Span Forward (DS-F) General Mean (SD) score No sig Digit Span Backward (DS-B) General Mean (SD) score No sig 11 Cross-modal oddball attention task Auditory, visual, focused, selective, divided, and transient attention Distraction (mean (SD) score) Sig improved [61 ] Alertness (mean (SD) score) Sig improved 12 The test of everyday attention (TEA) Visual, selective attention Map search Sig improved [62 ] Visual, selective attention Telephone search No sig Alternating attention Visual elevator (number correct) Sig improved Sustained attention Elevator counting No sig Sustained attention Telephone search (dual task decrement) No sig Auditory, focused attention Elevator counting with distraction Sig improved Auditory, alternating attention Elevator counting with reversal No sig Attentional blink Visual, selective, focused, alternating, transient attention Score No sig 13 Toulouse-Pieron test (TPT) Sustained attention Score Sig improved [63 ] 14 The test of variables of attention (TOVA) Sustained attention Percent omission errors, percent commission errors, response time (ms), response time variability (ms) Sig improved [64 ] 15 Attentional matrices Visual, auditory, focused attention Score Sig improved [65 ] 16 Vienna Test System (COG-S9) Selective attention Score — [66 ] Game performance General Sum reactions, percentage incorrect reaction, sum correct reaction, sum incorrect reaction, mean time correct reactions, mean time incorrect reactions, sum hits, sum correct rejections Sig improved 17 Cross-modal oddball attention task Selective attention (distraction & alertness) Mean differences in reaction time No sig [84 ] Stroop test (ST) Effortful inhibitory control Mean reaction time No sig Negative priming task Automatic passive inhibition Mean reaction time No sig 18 Trail making test (TMT) General Mean (SD) score No sig [68 ] Digit symbol substitution test General Mean (SD) score No sig 19 — — — — [69 ] 20 Symbol Digit Modalities Test (SDMT) General Mean (SD) score No sig [70 ] Trail making test (TMT) General Mean (SD) score No sig Paced auditory serial additional test (PASAT) General Mean (SD) score No sig Continuous Performance Test X task (CPT-X) General Mean (SD) score No sig Moss Attention Rating Scale (MARS) General Mean (SD) score No sig 21 Test of everyday attention (TEA) Visual, selective attention Map search No sig [71 ] Visual, selective attention Telephone search No sig Alternating attention Visual elevator (number correct) No sig Sustained attention Elevator counting No sig Sustained attention Telephone search (dual task decrement) No sig Auditory, focused attention Elevator counting with distraction No sig Auditory, alternating attention Elevator counting with reversal No sig 22 Test of attentional performance Children’s version (KiTAP): game performance Ghost’s ball: sustained attention Mean difference in errors No sig [72 ] Sad/happy ghost: selective attention Mean difference in errors Sig improved Owls: divided attention Mean difference in errors No sig 23 Cross-modal oddball attention task Auditory, visual, focused, selective, divided, and transient attention Mean differences in reaction time Sig improved [73 ] 24 — — — — [74 ] 25 Neglect tests (VR-test battery) Visual spatial attention Mean score Sig improved [75 ] 26 Go/Nogo task Selective visual attention Mean (SD) score Sig improved [76 ] 27 Paced auditory serial additional test (PASAT) General Mean (SD) score No sig [77 ] Symbol Digit Modalities Test (SDMT) General Mean (SD) score No sig 28 Speed subtask Visual divided, selective attention Mean (SD) score Sig improved [78 ] 29 — — — — [79 ] 30 Game performance (Lumosity Performance Index (LPI)) General Mean (SD) score Sig improved [80 ]