Group | Control group (n = 50) | Observation group (n = 50) | P value | |
Gender (male/female) | 23/27 | 25/25 | 0.837 | |
Age (years) | 60.7 ± 7.3 | 61.3 ± 6.7 | 0.928 | |
Education level | Primary School | 5 | 7 | 00.734 |
Middle School | 25 | 24 | ||
University | 20 | 19 | ||
Disease stages | I | 6 | 4 | 0.655 |
II | 27 | 28 | ||
III | 17 | 18 | ||
Expenses | Self-funded | 2 | 4 | 0.711 |
New rural cooperative medical system (NCMS) | 14 | 10 | ||
Medical insurance | 34 | 36 |