Demographic and clinical characterisation data of two groups of patients
| Item | Control group (n=23) | Intervention group (n=22) | |
| Age (years) | 69.96±3.444 | 69.64±2.920 | |
| Sex | Male | 19 | 20 |
| Female | 4 | 2 | |
| Residence | City/town | 16 | 10 |
| Countryside | 7 | 12 | |
| Living style | Live with family | 21 | 19 |
| Live alone | 2 | 3 | |
| Education | Primary education or low | 15 | 15 |
| Middle | 5 | 3 | |
| High | 3 | 4 | |
| Tumour stage | 0 | 0 | 1 |
| I | 2 | 1 | |
| II | 0 | 2 | |
| III | 8 | 7 | |
| IV | 13 | 11 |