Why is it believed that the NCS survey used to estimate the prevalence of mental illness underestimated that prevalence?
A) Most problems are acute.
B) Few people report symptoms of mental illness when completing surveys.
C) The incidence of comorbidity is too high.
D) Measures of several types of disorders were not included.

Question

Quizplus · Accepted Answer

The NCS survey only measured a limited number of mental disorders, therefore it is believed to have underestimated the overall prevalence of mental illness.

Why Is It Believed That the NCS Survey Used to Estimate