Table 4.
Findings of the Meta-analyses Regarding the Effects of Cognitive Remediation
| Meta-analysis | Outcome Variable | Effect Sizea (95% CI) | Heterogeneity Qb |
|---|---|---|---|
| Kurtz et al26 | Executive functioning | 0.98 (0.80 to 1.16) | 17.6 (P = .61) |
| Suslow et al27 | Attention | NR | NR |
| Krabbendam and Aleman28 | Cognitive functioning | 0.45 (0.26 to 0.64) | 14.3 (P = .43) |
| Twamley et al29 | Cognitive functioning | 0.32 (NR) | NR |
| Social functioning | 0.51 (NR) | NR | |
| General psychopathology | 0.26 (NR) | NR | |
| Hayes and McGrath30 | Cognitive functioning | Lack of data | |
| Social functioning | Lack of data | ||
| General psychopathology | Lack of data | ||
| Pilling et al7 | Attention | 0.11 (−0.31 to 0.53) | NR |
| Verbal memory | 0.14 (−0.23 to 0.50) | NR | |
| Visual memory | 0.34 (−0.23 to 0.92) | NR | |
| Executive functioning | NR | NR | |
| General psychopathology | 0.23 (−0.20 to 0.66) | NR | |
Note: CI, confidence interval; NR, not reported.
a
Hedges g.
b
Sum of squares.