The phrase "attentiveness decreased" is correct and usable in written English.
It can be used to describe a reduction in someone's focus or concentration on a task or subject.
Example: "After several hours of monotonous work, I noticed that my attentiveness decreased significantly."
Alternatives: "focus waned" or "concentration diminished".
Studies show massage therapy to be associated with increased attentiveness, decreased depression and immune system boosts.
Poor sleep has been identified as an important factor in the physical and mental health of caregivers, and can result in changes in stress response, irritability, depression, diminished attentiveness, decreased immune function and compromised decision-making ability [ 6- 11].
Although some changes such as lack of nest attentiveness and decreased nest defense have been noted, the results have not been consistent and have been difficult to relate to specific pollutants.
The lower level lead intoxication may have decreased attentiveness to a lesser degree, so that the monkeys were less susceptible to irrelevant stimuli and performed better.
Memory becomes compromised in sleep deprivation, with decreased attentiveness affecting our ability to process information.
Previous research has found that peer victimization and exclusion can give rise to a constellation of conduct problems, including both aggression and the related construct of acting out (i.e., classroom delinquency and decreased attentiveness in class; Hanish & Guerra, 2002).
Knowing that MPH is used to treat ADHD symptoms like excess motor arousal and inattentiveness, it is not surprising to find decreased Alpha activity after MPH application given that Alpha activity relates to attentiveness.
It is seen that availability of the e-resources resulted in 36% of students decreasing their note-taking in class and 29% stating that their attentiveness in class had increased.
Yet, knowing from studies on attention (see above) that higher levels of attentiveness are related to a decrease in Alpha activity, an MPH-induced decrease in Alpha power seems more plausible than an Alpha increase.
A lead-induced decrease in attentiveness could also explain the present results.
Subsequently, it has been acknowledged that task engagement such as perceptual judgment or increased attentiveness leads to a decrease in the alpha power [2], [3].
