Many studies that associate PES with cognitive control affirm this association simply by citing Rabbitt (1966).
For instance, there is some evidence that the number of attempts at detoxification is associated with genetic polymorphisms in the DRD2 gene (33), although in this case it is unclear whether the association simply reflects the higher alcohol consumption associated with the same polymorphisms.
But he also said the mayor would not choose the racing association simply because of its history as steward of racing venues at Aqueduct, Belmont Park and Saratoga.
A star cluster's members are bound together by gravity into a relatively tight configuration, whereas an association simply consists of young stars that have not yet had time to move very far from a common site of formation.
Boyd was forced to resign along with the paper's top editor, Howell Raines, and suggested in his memoir, which was published after his death in 2006, that he had been judged guilty by association, simply because he and Blair were both black.
It is possible that this correlation arises because an individual that takes more training to learn an association simply has more exposure to that association overall, and hence requires more exposure to its reversal to overcome it.
However, several questions remain regarding a causative role of soy consumption in reducing breast cancer risk; the possibility that the association simply reflects other factors/'healthy' lifestyle affecting breast cancer risk cannot be excluded at the present time.
Thus, the reinforcement was no longer part of the S-R association, but simply maintained it [ 44].
There are a multitude of studies linking classical cardiovascular risk factors [ 27, 28] to COPD, such as hypertension, a family history of coronary artery disease, an abnormal lipid battery, or diabetes [ 6, 10, 20, 29]; yet other studies demonstrate no independent association but simply a high prevalence of these conditions [ 30].
