Table 8 Long term memory: 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
Episodic | |||||||||||
Verbal modality | |||||||||||
California verbal learning test T score List A (Trials 1–5) | 7 | 231 | 214 | − 0.50 | 0.10 | − 0.691 to − 0.315 | 0.0001 | 11.29 | 0.08 | 46.86 | Cockshell et al.17, De Luca et al.21,22, Fiedler et al.24, Michiels et al.39, Tiersky et al.52, Vercoulen et al.54 |
California verbal learning test long delay free recall | 7 | 263 | 246 | − 0.36 | 0.09 | − 0.534 to − 0.184 | 0.0001 | 9.59 | 0.14 | 37.46 | Cockshell et al.17, Cockshell et al. (2014), De Luca et al.21,22, Michiels et al.39, Tiersky et al.52, Vercoulen et al.54 |
California verbal learning test short delay free recall | 7 | 263 | 246 | − 0.35 | 0.09 | − 0.527 to − 0.179 | 0.0001 | 5.73 | 0.45 | 0.00 | Cockshell et al.17, Cockshell et al. (2014), De Luca et al.21,22, Michiels et al.39, Tiersky et al.52, Vercoulen et al.54 |
California verbal learning test long delay cued recall | 4 | 177 | 173 | − 0.27 | 0.11 | − 0.483 to − 0.064 | 0.01 | 2.40 | 0.49 | 0.00 | Cockshell et al.17, Cockshell et al. (2014), De Luca et al.21, Vercoulen et al.54 |
California verbal learning test recognition | 5 | 197 | 195 | − 0.26 | 0.10 | − 0.452 to − 0.058 | 0.011 | 1.80 | 0.77 | 0.00 | Cockshell et al.17, Cockshell et al. (2014), De Luca et al.21, Michiels et al.39, Vercoulen et al.54 |
California verbal learning test short delay cued recall | 4 | 177 | 173 | − 0.21 | 0.11 | − 0.422 to − 0.004 | 0.045 | 3.37 | 0.34 | 11.11 | Cockshell et al.17, Cockshell et al. (2014), De Luca et al.21, Vercoulen et al.54 |
Weschler logical memory 2 | 4 | 98 | 79 | − 0.43 | 0.15 | − 0.729 to − 0.137 | 0.004 | 1.15 | 0.77 | 0.00 | Claypoole et al.15, De Luca et al.21, Grafman et al.25, Tiersky et al.52 |
Weschler logical memory 1 | 6 | 141 | 122 | − 0.41 | 0.12 | − 0.651 to − 0.166 | 0.001 | 5.98 | 0.31 | 16.43 | Claypoole et al.15, De Luca et al.21, Grafman et al.25, Krupp et al.30, Short et al.49, Tiersky et al.52 |
Weschler verba paired associates 2 | 2 | 42 | 39 | − 0.29 | 0.22 | − 0.727 to 0.138 | 0.182 | 1.74 | 0.19 | 42.67 | |
Weschler verba paired associates 1 | 2 | 42 | 39 | 0.10 | 0.22 | − 0.327 to 0.53 | 0.642 | 0.24 | 0.62 | 0.00 | |
Buschke selective reminding test | |||||||||||
Long term retrieval | 2 | 64 | 55 | − 0.64 | 0.19 | − 1.005 to − 0.274 | 0.001 | 0.05 | 0.82 | 0.00 | |
Delayed recall | 3 | 75 | 73 | − 0.58 | 0.17 | − 0.908 to − 0.259 | 0.0001 | 1.13 | 0.57 | 0.00 | |
Long term storage | 3 | 84 | 75 | − 0.57 | 0.16 | − 0.883 to − 0.256 | 0.0001 | 0.07 | 0.96 | 0.00 | |
Delayed recognition | 2 | 64 | 55 | − 0.18 | 0.24 | − 0.655 to 0.288 | 0.45 | 0.00 | 1.00 | 0.00 | |
Rey auditory verbal learning test | |||||||||||
Total 8 | 2 | 52 | 37 | − 0.80 | 0.22 | − 1.233 to − 0.360 | 0.0001 | 0.63 | 0.43 | 0.00 | |
Total 7 | 4 | 118 | 73 | − 0.68 | 0.15 | − 0.978 to − 0.373 | 0.0001 | 2.51 | 0.47 | 0.00 | Claypoole et al.15, Lawrie et al.31, Neu et al.42, Robinson et al.44 |
Recognition | 3 | 96 | 51 | − 0.49 | 0.18 | − 0.832 to − 0.139 | 0.006 | 2.79 | 0.25 | 28.30 | |
Total 6 | 3 | 88 | 58 | − 0.41 | 0.17 | − 0.754 to − 0.075 | 0.017 | 2.10 | 0.35 | 4.96 | |
Total 1–5 | 4 | 118 | 73 | − 0.41 | 0.15 | − 0.707 to − 0.113 | 0.007 | 0.99 | 0.80 | 0.00 | Claypoole et al.15, Lawrie et al.31, Neu et al.42, Robinson et al.44 |
Visual modality | |||||||||||
Rey Osterrieth complex figure recall 3 min (Cotation b) | 3 | 92 | 71 | − 0.67 | 0.16 | − 0.979 to − 0.351 | 0.0001 | 0.17 | 0.92 | 0.00 | |
Rey Osterrieth complex figure recall 20 min (Cotation b) | 2 | 62 | 51 | − 0.64 | 0.19 | − 1.013 to − 0.263 | 0.001 | 0.10 | 0.75 | 0.00 | |
Rey Osterrieth complex figure recall 3 min (Cotation a) | 5 | 196 | 198 | − 0.22 | 0.10 | − 0.421 to − 0.027 | 0.026 | 4.28 | 0.37 | 6.56 | Cockshell et al.17, Cockshell et al. (2014), Claypoole et al.15, Short et al.49, Vercoulen et al.54 |
Rey Osterrieth complex figure recall 20 min (Cotation a) | 3 | 122 | 122 | − 0.06 | 0.13 | − 0.313 to 0.185 | 0.616 | 1.77 | 0.41 | 0.00 | Cockshell et al.17, Cockshell et al. (2014), Claypoole et al.15 |
Spatial recogniton memory (%) | 2 | 101 | 157 | − 0.32 | 0.13 | − 0.568 to − 0.066 | 0.013 | 0.46 | 0.50 | 0.00 | |
Pattern recognition memory (%) | 2 | 101 | 157 | − 0.04 | 0.13 | − 0.286 to 0.214 | 0.776 | 1.55 | 0.21 | 35.58 | |
Visual reproduction 1 | 2 | 38 | 35 | − 0.57 | 0.23 | − 1.028 to − 0.107 | 0.016 | 0.97 | 0.32 | 0.00 | |
Visual reproduction 2 | 2 | 38 | 35 | − 0.47 | 0.23 | − 0.924 to − 0.008 | 0.046 | 1.38 | 0.24 | 27.52 | |