Table 9 Executive functions: Hedge’s g effect sizes for each test, in descending order.
Test name | N studies | N CFS | N controls | Hedges'g | S.E | 95% CI | p value | Q | p | I2 (%) | Study references |
|---|---|---|---|---|---|---|---|---|---|---|---|
Planning | |||||||||||
Stockings of Cambridge | 2 | 101 | 157 | − 0.14 | 0.13 | − 0.390 to 0.109 | 0.271 | 0.21 | 0.65 | 0.00 | |
Flexibility | |||||||||||
TMT B | 8 | 255 | 205 | 0.42 | 0.10 | 0.230–0.603 | 0.0001 | 5.06 | 0.65 | 0.00 | Claypoole et al.15, De Luca et al.21, Krupp et al.30, Lawrie et al.31, Michiels et al.40, Michiels et al.39, Robinson et al.44, Vercoulen et al.54 |
TMT B-A | 2 | 102 | 73 | 0.10 | 0.16 | − 0.209 to 0.403 | 0.536 | 0.26 | 0.61 | 0.00 | |
Inhibition | |||||||||||
Stroop | |||||||||||
Interference (corrects) | 2 | 51 | 61 | − 0.51 | 0.19 | − 0.885 to − 0.136 | 0.008 | 0.97 | 0.33 | 0.00 | |
Interference (s) Cotation 2 | 2 | 78 | 40 | 0.40 | 0.20 | 0.004 to 0.788 | 0.048 | 0.42 | 0.52 | 0.00 | |
Interference (s) Cotation 1 | 3 | 124 | 124 | 0.41 | 0.13 | 0.159 to 0.657 | 0.001 | 0.00 | 1.00 | 0.00 | |
Generation of information | |||||||||||
FAS fluencies | 5 | 180 | 130 | − 0.37 | 0.12 | − 0.603 to − 0.142 | 0.002 | 7.73 | 0.10 | 48.27 | Cockshell et al.17, Joyce et al.29, Lawrie et al.31, Marcel et al.34, Robinson et al.44 |
Category fluencies | 3 | 99 | 95 | − 0.35 | 0.14 | − 0.635 to − 0.072 | 0.014 | 2.47 | 0.29 | 19.15 | |
Controlled oral word | 2 | 42 | 42 | − 0.02 | 0.22 | − 0.448 to 0.406 | 0.922 | 5.77 | 0.02 | 82.68 | |
Abstraction | |||||||||||
WAIS-R similarities | 2 | 34 | 33 | 0.04 | 0.24 | − 0.425 to 0.510 | 0.86 | 0.06 | 0.80 | 0.00 | |