Table 4.
Differences in cognitive outcome between driving and non-driving groups using repeated measures ANOVA.
| Variables | Admission mean (SD) |
Repeat mean (SD) |
p-Value | ||
|---|---|---|---|---|---|
| Non-driving | Driving | Non-driving | Driving | ||
| DS | 45.76 (8.46) | 47.74 (8.80) | 47.46 (9.48) | 49.36 (9.05) | 0.19 |
| ART | 45.56 (10.76) | 48.94 (9.19) | 49.10 (11.10) | 50.60 (9.19) | 0.15 |
| LNS | 44.81 (10.29) | 49.10 (9.38) | 46.86 (10.01) | 51.96 (9.10) | 0.004* |
| DSC | 35.21 (9.51) | 43.62 (9.34) | 39.47 (10.14) | 49.60 (9.16) | 0.0001* |
| SS | 37.56 (9.95) | 44.29 (9.05) | 40.00 (9.65) | 49.18 (10.07) | 0.0001* |
| BD | 42.44 (8.72) | 47.07 (7.38) | 47.11 (8.40) | 51.68 (7.45) | 0.001* |
| MR | 52.24 (11.55) | 56.04 (8.49) | 55.67 (8.09) | 60.05 (7.57) | 0.01 |
| TMT | |||||
| Part A | 30.11 (14.77) | 41.67 (10.80) | 35.79 (14.85) | 44.34 (12.42) | 0.0001* |
| Part B | 32.96 (15.53) | 40.66 (14.19) | 38.76 (14.97) | 46.61 (12.81) | 0.001* |
*p-Value after adjusting for multiple comparisons (Bonferroni correction was set at 0.006); DS, digit span; ART, arithmetic; LNS, letter number sequencing; SS, symbol search; DSC, digit symbol coding; BD, block design; MR, matrix reasoning; and TMT, Trail Making Test.