Table 4.
Outcomes | Population | Number of Trials | Sub-Analysis | between-Group Homogeneity | |||||
---|---|---|---|---|---|---|---|---|---|
Hedges’g | 95% CI | I2 % | q-Value | df(Q) | p-Value | ||||
Global cognition | MMSE | MCI | 3 | 0.28 | −0.05 to 0.61 | 69.06% | 0.09 | 1 | 0.77 |
Non-MCI | 6 | 0.22 | 0.03 to 0.42 | 46.62% | |||||
Executive function | TMT-A | MCI | 2 | 0.35 | −0.30 to 0.97 | 81.56% | 0.84 | 1 | 0.36 |
Non-MCI | 6 | 0.75 | 0.16 to 1.35 | 90.18% | |||||
TMT-B | MCI | 3 | 0.42 | 0.01 to 0.84 | 71.35% | 0.11 | 1 | 0.74 | |
Non-MCI | 5 | 0.50 | 0.30 to 0.71 | 4.06% | |||||
DS-Forward | MCI | 3 | 0.19 | −0.07 to 0.46 | 66.45% | 0.47 | 1 | 0.49 | |
Non-MCI | 6 | 0.31 | 0.10 to 0.52 | 19.78% | |||||
DS-Backward | MCI | 2 | 0.19 | −0.21 to 0.58 | 0% | 0.26 | 1 | 0.61 | |
Non-MCI | 6 | 0.31 | 0.05 to 0.56 | 46.21% | |||||
Stroop Test | MCI | 1 | 0.37 | −0.07 to 0.81 | 0% | 0.06 | 1 | 0.81 | |
Non-MCI | 6 | 0.31 | 0.11 to 0.51 | 15.67% | |||||
Learning and memory | Immediate recall | MCI | 2 | 0.44 | −0.24 to 1.11 | 79.43% | 0.23 | 1 | 0.63 |
Non-MCI | 5 | 0.27 | 0.06 to 0.47 | 0% | |||||
Delayed recall | MCI | 3 | 0.66 | 0.22 to 1.11 | 51.33% | 1.01 | 1 | 0.31 | |
Non-MCI | 5 | 0.41 | 0.20 to 0.62 | 0% | |||||
Language | Naming test | MCI | 4 | 0.14 | −0.02 to 0.30 | 0% | 5.45 | 1 | 0.02 |
Non-MCI | 5 | 0.49 | 0.24 to 0.74 | 26.36% | |||||
Visuospatial ability | MCI | 3 | 0.27 | −0.03 to 0.56 | 0% | 0.50 | 1 | 0.48 | |
Non-MCI | 5 | 0.14 | −0.06 to 0.34 | 0% |
TMT = Trial Making Test; DS = Digit Span; MCI = Mild Cognitive Impairment; MMSE = Mini-Mental State Examination.