Table 1.
Raw (unadjusted) differences between baseline characteristics of participants included in the two treatment arms, separately.
| Variable | cCBTa | Active control, cCRTb | Group differences |
| N | 19 | 9 | |
| Female, n (%) | 9 (47) | 1 (11) | Fisher exact test, P=.10 OR=7.20 |
| Age, mean (SDc) | 62.1 (11.4) | 64.6 (8.1) | Difd=2.5 (95% CI −5.3 to 10.3), P=.51, De=0.27 |
| Time since stroke, median (IQRf: 25th-75th) | 1.190 (0.5-1.1) | 0.89 (0.6-4.1) | Kruskal-Wallis χ21 = 2.2, P=.14 |
| GCSEsg, n (%) | 7(37) | 7 (78) | Fisher exact test, P=.16, ORh=4.50 |
| A-levels, n (%) | 9 (47) | 2 (22) | |
| Bachelor’s, n (%) | 3 (16) | 0 (0) | |
| Master’s, n (%) | 0 (0) | 0 (0) | |
| PhD, n (%) | 0 (0) | 0 (0) | |
| Taking anti-depressants, n (%) | 10 (53) | 1 (11) | Fisher exact test, P=.05, OR=8.89 |
| Baseline BDI-IIi, mean (SD) | 19.1 (5.8) | 13.4 (4.1) | Dif=−5.6 (95% CI−9.6 to −1.6), P=.01, D=1.19 |
| Baseline BAIj, mean (SD) | 11.2 (7.6) | 8.3 (6.2) | Dif=−2.8 (95% CI−8.5 to 2.8), P=.31, D=0.42 |
| Baseline NEADLk, mean (SD) | 45.5 (14.6) | 53.6 (12.5) | Dif=8.0 (95% CI−3.2 to 19.3), P=.15, D=0.61 |
| Sessions attended, mean (SD) | 6.3 (2.5) | 7.2 (2.3) | Dif=1.0 (95% CI −1.1 to 3.0), P=.34, D=0.40 |
| Weeks in intervention phase, mean (SD) | 11.3 (7.7) | 8.9 (3.3) | Dif=−2.4 (95% CI −6.7 to 1.8), P=.25, D=0.47 |
acCBT: computerized cognitive behavioral therapy.
bcCRT: computerized cognitive remediation therapy.
cSD: standard deviation.
dDif: difference.
eD: Cohen effect size measure.
fIQR: interquartile range (25-75).
gGCSE: General Certificate of Secondary Education.
hOdds ratio based on differences between controls and CBTs on just GCSEs and A-levels.
iBDI-II: Beck Depression Inventory-II [22].
jBAI: Beck Anxiety Inventory [23].
kNEADL: Nottingham extended activities of daily living [27].