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Patient background factors retrieved from the patient questionnaire n (%)
| Baseline questionnaire, n = 104 | Follow-up questionnaire, n = 100 | |
| Men | 49 (47) | 38 (38) |
| Women | 50 (48) | 57 (57) |
| Age 18-29 yr | 7 (7) | 7 (7) |
| Age 30-64 yr | 62 (60) | 52 (52) |
| Age > 64 yr | 34 (33) | 37 (37) |
| Inpatients | 10 (10) | 17 (17) |
