Table 3.
TJ | JT | BA | JH | Control mean (SD) | |
Single letter Ccentral | 31** | 27** | 25** | 22** | 117 (23) |
Single letter t0 central | 25** | 31** | 17 | 10 | 13.0 (3.1) |
Single digit Ccentral | 44** | 47** | 29** | 79* | 119 (16) |
Single digit t0 central | 25** | 26** | 20* | 15 | 11.9 (2.8) |
Note: Processing speed (Ccentral given in s−1) and perception threshold (t0, given in milliseconds) for single letters and digits presented at fixation for individual patients, and control group (N = 9) mean results (SD in brackets).
*P < 0.05; **P < 0.01 by Crawford and Garthwaite's test.