Examlex
In calculating the response rate for studies with screening questions and, therefore, a certain percentage of the sample who are "eligible," it is impossible to estimate the percentage of those members of the sample who are not called (i.e. not at homes, busy signals, etc.)who are "eligible." Therefore, the response rate formula omits the concept of eligibility, thus giving us response rates much lower than they should be.
Panic Attack
A sudden onset of intense fear or discomfort, accompanied by physical and psychological symptoms like heart palpitations, dizziness, and a feeling of unreality.
Obsession
A persistent thought, idea, impulse, or image that is experienced repeatedly, feels intrusive, and causes anxiety.
Flooding Episode
In psychology, a therapeutic technique involving intense exposure to fear-evoking stimuli without any danger, to overcome phobias or anxiety.
Compulsion
Compulsion involves repetitive, unwanted behaviors or mental acts that an individual feels driven to perform, often in response to obsessive thoughts.
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