Patient characteristics.
| Code name | Age, years | Sex | Marital status | Dependent on oxygen | Number of interviews |
|---|---|---|---|---|---|
| Anton | 70 | Male | Married | No | 2 |
| Ben | 74 | Male | Married | Yes | 1 |
| Charlotte | 81 | Female | Single | No | 1 |
| Debby | 61 | Female | Married | No | 2 |
| Edward | 72 | Male | Widowed | No | 2 |
| Fiona | 72 | Female | Widowed | No | 1 |
| Gerard | 64 | Male | Married | Yes | 2 |
| Harry | 74 | Male | Single | No | 1 |
| Ian | 65 | Male | Married | No | 1 |
| John | 83 | Male | Married | Yes | 2 |
| Kevin | 69 | Male | Married | No | 1 |