The prevalence of schizophrenia is 0.7%. However, of the 24,000,000 sick people worldwide only about 50% are treated adequately. The majority of the maltreated patients live in developing nations. There are two kinds of symptoms – early symptoms which may exist years before the actual outbreak of schizophrenia – and main symptoms.

About 70% of the patients show early symptoms like alteration of experience and conspicuousness in conduct although to a small extent that it will not easily be brought into connection with early signs of schizophrenia.

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