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Characteristics of patients
| Age | Education | Civil status |
|---|---|---|
| 56 | Skilled worker | Married/couple |
| 38 | Higher education (3–4 years) | Single |
| 42 | Higher education (3–4 years) | Married/couple |
| 20 | Student | Single |
| 52 | Higher education (> = 5 years) | Married/couple |
| 52 | Skilled worker | Single |
| 24 | Higher education (3–4 years) | Single (girlfriend) |
| 46 | Higher education (3–4 years) | Married/couple |
| 48 | Higher education (3–4 years) | Married/couple |
| 35 | Primary school | Single |
