Table 1 Meta-analysis studies for cognitive training in healthy elders, MCI and AD patients

Lampit, et al., 2014 [19]

Healthy elders

Computerized cognitive training

51

Overall effect; nonverbal, verbal and working memory; processing speed

EF and attention

Toril, P. et al., 2014 [200]

Healthy elders

Vedio game training

20

Reaction time, attention, memory, and global cognition

EF

Kelly, ME et al., 2014 [192]

Healthy elders

Memory-based intervention/diverse stimulations.

31

Executive function/global cognition—compared with active control

Memory/subjective cognition—compared with no training group

WM,recall, recognition

Recall, attention

Papp, K. et al., 2009 [201]

Healthy elders

Multi-domain training

10

All outcome measures^c

-

Li, H. et al., 2011 [202]

MCI

Multi-domain training

17

Overall cognition, self-ratings, EM, WM, EF

SM, PS, attention, VS

Martin, M. et al., 2011 [203]

Healthy elders

Multi-domain training

11

Immediate recall^a

-

6

Delayed recall^a

-

2

-

VS

5

-

Short-term memory

1

EF^a

-

Bahar-F. et al., 2013 [204]

AD + VD

Multi-domain training

11

-

Any reported outcomes

Aquirre, E . et al., 2013 [205]

Dementia ^b

Cognitive and social function

7

ADAS-Cog

-

Sitzer, DI. et al., 2006 [206]

AD

At least one domain cognitive function

17

Overall cognitive ability

-

Woods, B. et al., 2012 [207]

Dementia ^b

Cognitive stimulation

7

ADAS-Cog

-