Improving Cognitive Function from Children to Old Age: A Systematic Review of Recent Smart Ageing Intervention Studies

Table 1

Scores of methodological quality.

Authors

Q1

Q2

Q3

Q4

Q5

Q6

Q7

Q8

Q9

Q10

Q11

Q12

Q13

Q14

Total score (MAX = 14)

Uchida and Kawashima [66]

Y

Y

Y

Y

Y

N

N

Y

N

Y

?

Y

Y

N

9

Nouchi et al. [45]

Y

Y

Y

Y

Y

?

N

Y

N

Y

Y

Y

Y

Y

11

Nouchi et al. [47]

Y

Y

Y

Y

Y

?

N

Y

Y

Y

Y

Y

Y

Y

12

Nouchi et al. [65]

Y

Y

Y

Y

Y

N

N

Y

Y

Y

?

Y

Y

Y

11

Tachibana et al. [79]

Y

Y

Y

Y

Y

N

N

Y

N

Y

?

Y

Y

Y

10

Takeuchi et al. [38]

Y

Y

Y

Y

Y

?

Y

Y

N

N

?

Y

Y

N

9

Takeuchi et al. [62]

Y

Y

Y

Y

Y

?

Y

Y

N

N

Y

Y

Y

N

10

Takeuchi et al. [63]

Y

Y

Y

Y

Y

?

Y

Y

N

N

?

Y

N

N

8

Takeuchi et al. [64]

Y

Y

Y

Y

Y

?

Y

Y

N

N

?

Y

Y

N

9

Total score across studies

9

9

9

9

9

0

4

9

2

5

3

9

8

4

Q1: random allocation; Q2: treatment allocation concealed; Q3: groups/subjects similar at baseline regarding important prognostic values; Q4: eligibility criteria specified; Q5: blinded outcome assessor; Q6: care provider blinded; Q7: patient blinded; Q8: point estimates and measures of variability presented for the primary outcome measures; Q9: intention-to-treat analysis; Q10: details of random allocation methods; Q11: adequate description of the control/comparison group; Q12: between-group statistical comparison; Q13: reporting dropouts; Q14: reporting CONSORT statement.
Y: yes; the study met the criteria of the question, N: no; the study did not meet the criteria of the question, and?: no information or the study was not the case with the question.
Takeuchi et al. [38], who used processing speed training, published their findings in Journal of Neuroscience. Takeuchi et al. [62], who used working memory training with mental calculation, published their findings in PLoS One.