Table 1:
Comparison of basic information
| Variable | Intervention group n (%) | Control group n (%) | t/Z/χ2 | P value | |
|---|---|---|---|---|---|
| Gender | Male | 34 (63) | 30 (61.2) | χ2=0.033 | 0.856 |
| Female | 20 (37) | 19 (38.8) | |||
| Age (yr) | 68.4 ± 8.5 | 67.7 ± 8.1 | t=0.427 | 0.670 | |
| Educational level | Junior high school and below | 21 (38.9) | 18 (36.7) | Z =0.396 | 0.692 |
| Senior high school or technical secondary school | 22 (40.7) | 19 (38.8) | |||
| University | 11 (20.4) | 12 (24.5) | |||
| Medical expense | Urban medical insurance | 30 (55.6) | 29 (59.2) | χ2=0.559 | 0.851 |
| New rural cooperative medical system | 20 (37) | 18 (36.7) | |||
| At one’s own expense | 4 (7.4) | 2 (4.1) | |||
| Cardiac function grading | I | 17 (31.5) | 15 (30.6) | Z =0.035 | 0.972 |
| II | 25 (46.3) | 24 (49) | |||
| III | 14 (25.9) | 14 (28.6) | |||
| IV | 8 (14.8) | 6 (12.2) | |||
| Whether to live alone | Live alone | 4 (7.4) | 3 (6.1) | χ2=0.268 | 0.952 |
| Live with spouse | 21 (38.9) | 21 (42.9) | |||
| Live with children | 29 (53.7) | 25 (51.0) | |||
| Household economic condition | Poor | 3 (5.6) | 4 (8.2) | χ2=0.417 | 0.677 |
| Relatively poor | 5 (9.3) | 4 (8.2) | |||
| General | 22 (40.7) | 21 (42.9) | |||
| Favorable | 14 (25.9) | 12 (24.5) | |||
| Good | 10 (18.5) | 8 (16.3) |