Factors that contribute to a good prognosis for schizophrenia: 1. Rapid onset. 2.Short duration of illness. 3. No previous history of psychosis. 4. Having active affective symptoms. 5. Older age of onset. 6. Good pre-morbid personality. 7.Good social adjustment. 8.Good social interaction. 9.Excellent work performance. Four kinds of prognostic outcomes of schizophrenia: 1.About 25% of patients are cured and have good recovery of social function. 2.About 25% of the patients have a few residual symptoms and good recovery of social function. 3.About 25% of patients have most of the residual symptoms and social function is impaired. 4.About 25% of the patients had deterioration and mental decline.