Sentence examples for block of the task from inspiring English sources
Each block of the task consisted of between 158 and 166 trials.
The first trial of each block of the task switching paradigm was also discarded.
In each block of the task, there were 8 practice trials, in which 4 alcohol-related and 4 control pictures were presented.
A 2×4 repeated measures ANOVA was used to compare the number of accepted trials for each group across each block of the task and no between-groups effect was observed [ F 1, 38) = 0.2, p = 0.65].
First, in both the SRC and IAT, participants are instructed explicitly to categorize target stimuli (e.g. substance-related or neutral) with 'approach' in one block and 'avoid' in another block of the task (in the SRC, but not the IAT, this is accompanied by a symbolic approach or avoidance movement of a manikin).
Note that learning data presented are based on performance in the final (third) block of the task to reflect the patients' eventual accuracy in the task rather than the trial and error of the first blocks (see Supplementary material for comparison of performance in last block with that overall).
In addition, we designed our behavioural task in order to minimize any differences in overall behavioural performance between experimental conditions (blocks) of the task.
We hypothesized that such short duration exposures would induce sustained modulation of the brain responses related to the blocks of the task performed, and that these modulations were wavelength-dependent.
To account for the possibility that older participants showed a greater difference in reaction times between sequence and random trials due to slower baseline reaction times, the percentage skill improvement was calculated across all four blocks of the task.
A session consisted of 6 blocks of the task, each succeeded by a block of the simple reaction time task.
