Table 1.
Descriptive statistics for socio-demographic, health behaviours, and health outcomes among a sample of 13 367 persons in China, aged ≥50 years, evaluated with data from the World Health Organisation Study on global AGEing and adult health (SAGE) Wave 1 China (2007–2010).
| Characteristic | Total sample n (%) | Missing data n (%) | Mean ± SD |
|---|---|---|---|
| Socio-demographic | |||
| Age, years (range 50–99)₸ | 13367 (100.0) | 0 | 63.16 ± 9.44 |
| 50–59 | 5807 (43.4) | ||
| 60–69 | 3968 (29.7) | ||
| ≥70 | 3592 (26.9) | ||
| Sex | 0 | – | |
| Male | 6274 (46.9) | ||
| Female | 7093 (53.1) | ||
| Marital status | 10 (0.1) | – | |
| Single | 2264 (16.9) | ||
| Non-single | 11093 (83.1) | ||
| Educational level | 72 (0.5) | – | |
| Low | 8202 (61.7) | ||
| Medium | 4458 (33.5) | ||
| High | 635 (4.8) | ||
| Permanent income | 61 (0.5) | – | |
| Lowest | 2665 (20.0) | ||
| Second | 2646 (19.9) | ||
| Middle | 2688 (20.2) | ||
| Fourth | 2724 (20.5) | ||
| Highest | 2583 (19.4) | ||
| Employment status | 2019 (15.1) | – | |
| Non-working | 6325 (55.7) | ||
| working | 5023 (44.3) | ||
| Residence | 0 | – | |
| Urban | 6567 (49.1) | ||
| Rural | 6800 (50.9) | ||
| Province | 0 | – | |
| Shandong | 1929 (14.4) | ||
| Guangdong | 1569 (11.7) | ||
| Hubei | 1572 (11.8) | ||
| Jilin | 1702 (12.7) | ||
| Shaanxi | 1770 (13.2) | ||
| Shanghai | 1792 (13.4) | ||
| Yunnan | 1570 (11.7) | ||
| Zhejiang | 1463 (10.9) | ||
| NCDs | 0 | ||
| No | 6738 (50.4) | ||
| Yes | 6629 (49.6) | ||
| Health behaviours | |||
| Smoking | 443 (3.3) | – | |
| No | 9440 (73.0) | ||
| Yes | 3484 (27.0) | ||
| Pack-years₸ | 1802 (13.5) | 6.53 ± 14.76 | |
| Diet | 1247 (9.3) | – | |
| Unhealthy | 4236 (35.0) | ||
| Healthy | 7884 (65.0) | ||
| Physical activity | 422 (3.2) | – | |
| Inactive | 4244 (32.8) | ||
| Active | 8701 (67.2) | ||
| Health outcomes | |||
| Depressive symptoms (sum) | – | 438 (3.3) | 0.26 ± 0.71 |
| QoL₸ | – | 587 (4.4) | 3.59 ± 0.58 |
| Cognitive function₸ | – | 1309 (9.8) | 39.55 ± 9.90 |
| Physical function₸ | – | 424 (3.2) | 0.69 ± 2.09 |
NCD, non-communicable disease; QoL, quality of life. ₸Continuous variable.