Table 1.
General demographic characteristics between the two groups at baseline.
| Characteristics | Intervention group (n = 25) | Control group (n = 26) | t/χ2/Z | P |
|---|---|---|---|---|
| Age | 49.80 ± 7.74 | 51.38 ± 7.54 | 0.740a | 0.463 |
| Gender | 0.899 b | 0.343 | ||
| Male | 21 (84.0) | 19 (73.1) | ||
| Female | 4 (16.0) | 7 (26.9) | ||
| Marital status | 2.002 b | 0.368 | ||
| Single | 0 (0) | 1 (3.8) | ||
| Married | 24 (96.0) | 25 (96.2) | ||
| Divorced | 1 (4.0) | 0 (0) | ||
| Place of residence | 1.002 b | 0.317 | ||
| Urban | 24 (96.0) | 23 (88.5) | ||
| Rural | 1 (4.0) | 3 (11.5) | ||
| Educational level | 3.522 b | 0.475 | ||
| Primary education or blow | 2 (8.0) | 2 (7.7) | ||
| Secondary education | 4 (16.0) | 1 (3.8) | ||
| Higher education | 7 (28.0) | 12 (46.2) | ||
| Associate degree | 7 (28.0) | 5 (19.2) | ||
| Bachelor degree or above | 5 (20.0) | 6 (23.1) | ||
| Occupation | 4.165 b | 0.384 | ||
| Employed | 13 (52.0) | 12 (46.2) | ||
| Farmers | 0 (0) | 1 (3.8) | ||
| Freelance | 4 (16.0) | 3 (11.5) | ||
| Retired | 6 (24.0) | 10 (38.5) | ||
| Unemployed | 2 (8.0) | 0 (0) | ||
| Monthly family income, CNY | 0.636 b | 0.728 | ||
| ≤3,000 | 5 (20.0) | 5 (19.2) | ||
| 3,001–5,000 | 8 (32.0) | 11 (42.3) | ||
| ＞5,000 | 12 (48.0) | 10 (38.5) | ||
| Medical payment method | 0.001 b | 0.977 | ||
| Medical insurance | 24 (96.0) | 25 (96.2) | ||
| Own expense | 1 (4.0) | 1 (3.8) | ||
| Smoking | 0.471 b | 0.493 | ||
| Yes | 11 (44.0) | 9 (34.6) | ||
| No | 14 (56.0) | 17 (65.4) | ||
| Drinking | 1.956 b | 0.162 | ||
| Yes | 8 (32.0) | 4 (15.4) | ||
| No | 17 (68.0) | 22 (84.6) | ||
| Family history of CHD | 1.705 b | 0.192 | ||
| Yes | 8 (32.0) | 13 (50.0) | ||
| No | 17 (68.0) | 13 (50.0) | ||
| Combined with other chronic diseases | ||||
| Yes | 11 (44.0) | 11 (42.3) | 0.015 b | 0.903 |
| No | 14 (56.0) | 15 (57.7) |
Note: Data are Mean ± SD or n (%).a independent t-test; b Chi-square test. CHD = coronary heart disease.