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Differentiation between Psychogenic and Organic ED
| Characteristic | Organic | Psychogenic |
|---|---|---|
| Onset | Gradual | Acute |
| Circumstances | Global | Situational |
| Course | Constant | Varying |
| Noncoital erection | Poor | Rigid |
| Psychosexual problem | Secondary | Long history |
| Partner problem | Secondary | At onset |
| Anxiety and fear | Secondary | Primary |
