Table 4 Sensitivity analysis.

From: Effects of chronic consumption of specific fruit (berries, cherries and citrus) on cognitive health: a systematic review and meta-analysis of randomised controlled trials

 

Berry group assessing memory

Cherry juice study assessing executive function

Cherry juice study assessing psychomotor speed

 

N

standardised mean difference (95% CI)

P for heterogeneity

P for overall effect

N

standardised mean difference (95% CI)

P for heterogeneity

P for overall effect

N

standardised mean difference (95% CI)

P for heterogeneity

P for overall effect

All studies

3

0.04 [−0.89; 0.97]

0.25

0.87

2

−0.65 [−15.63; 14.34]

<0.01

0.68

2

−0.37 [−0.74; 0.01]

0.89

0.05

Without adjusted studiesa

2

0.24 [−1.15; 1.64]

0.62

0.27

1

0.51 [−0.06; 1.08]

NA

NA

1

−0.34 [−0.91; 0.22]

NA

NA

  

berry group assessing executive function

cherry juice study assessing executive function

cherry juice study assessing psychomotor speed

 

N

standardised mean difference (95% CI)

P for heterogeneity

P for overall effect

N

standardised mean difference (95% CI)

P for heterogeneity

P for overall effect

N

standardised mean difference (95% CI)

P for heterogeneity

P for overall effect

All studies

5

0.02 [−0.19; 0.23]

0.9

0.77

2

−0.65 [−15.63; 14.34]

<0.01

0.68

2

−0.37 [−0.74; 0.01]

0.89

0.05

Without juice concentrate studies

4

0.07 [−0.13; 0.45]

0.93

0.34

1

0.51 [−0.06; 1.08]

NA

NA

1

−0.34 [−0.91; 0.22]

NA

NA

  1. aStudy’s statistical analysis has adjusted for participants’ physical activity.