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Table 2 High school teachers’ knowledge about mental health/illnesses

From: A survey of mental health literacy in Japanese high school teachers

Items Correct answer Proportion of correct responses (%)
The incidence of most mental illnesses sharply increases in adolescence. T 51.7
About one in every 20 people will experience a mental illness. F 21.9
Staying up late and lack of sleep influence the development of and worsen mental illnesses. T 83.8
The duration of treatment for depression and schizophrenia is about half a year on average. F 70.3
People with mental illnesses may only have somatic symptoms, including headaches, abdominal pain, and nausea. T 65.3
When depressed mood, decreased motivation and diminished interest continue over time, it may be major depression. T 89.4
In depression, both lack of sleep or insomnia, and oversleeping are possible. T 76.2
People with mental illnesses may have difficulty riding vehicles (i.e. taking public transportation), leading to difficulties in attending school. T 87.2
Using stimulant and illicit drugs is the major cause of auditory hallucinations and delusions. F 62.4
Auditory hallucinations and delusions of being persecuted can be treated through talking. F 41.2
More than 10% of people will experience depression. T 37.8
Approximately 1% of people will experience schizophrenia. T 19.8
Asking about suicidal ideation should be avoided, because it can lead to suicide attempts. F 55.6
Students should return to school only after treatment for their mental illness has been completed. F 56.1
When you cannot sleep, drinking alcohol can help you sleep better. F 82.9
Drinking alcohol worsens anxiety and depression. T 46.5
People with bipolar disorder are mostly identified when they are depressed. T 24.7
Due to a mental illness, people may be unable to talk to others due to worry/nervousness. T 82.0
In high school students, 7 h of sleep is ideal to decrease the risk of depression. F 16.5
When you view bright lights late at night, you will have difficulty falling asleep. T 90.5
Average percentage of correct answers to the knowledge questions   58.1
  1. F false, T true