Table 3 Characteristics of comparators and outcomes.

From: The performance of serious games for enhancing attention in cognitively impaired older adults

Study [Ref]

Comparator

Duration (minute)

Frequency (time/week)

Period (week)

Measured outcomes

Outcome measures

Follow-up

Attrition

Cavallo1

Control

30

3

12

WMS-R-DSF

Postintervention, 24-week follow-up

4

NR

Yang2

Control

NA

NA

NA

WMS-III-DSF

Postintervention

0

10

Zhuang3

Control

NA

NA

NA

ACE-R-A

Postintervention

10

2

Leung4

Control

60

3

13

DVT, SRT

Postintervention

0

14

Tarnanas5

Control, Conventional cognitive activities

90

2

21

WMS-III-DSF

Postintervention

9

22

Herrera6

Conventional cognitive activities

60

2

12

WMS-R-DSF

Postintervention, 24-week follow-up

NR

15

Flak7

Serious games

30–40

5

5

WMS-III-DSF, WMS-III-SSF, CVLT-II-T1

Postintervention, 16-week follow-up

17

7

Park8

Serious games

30

3

10

WAIS-DSF

Postintervention

0

0

Lee9

Serious games

30

4

3

DSF, SNSB-II

Postintervention

1

4

HagovskƔ10

Conventional exercises

30

7

10

ACE-A

Postintervention

2

0

  1. ACE Addenbrooke’s Cognitive Examination, ACE-R Addenbrooke’s Cognitive Examination-Revised, CVLT-II-T1 California Verbal Learning Test II-Trail 1, DVT Digit Vigilance Test, DSF Digit span forward, NA not applicable, NR not reported, SRT Seashore Rhythm Test, SNSB-II The Seoul Neuropsychological Screening Battery 2nd edition, WAIS-DSF Wechsler Adult Intelligence Scale-Digit Span Forwards, WMS-III-DSF Wechsler Memory Scale III-Digit Span Forwards, WMS-III-SSF Wechsler Memory Scale III-Spatial Span forwards, WMS-DSF Wechsler Memory Scale-Digit Span Forwards, WMS-R-DSF Wechsler Memory Scale-Revised-Digit Span Forwards Test.