Table 1 General characteristics of the participants(N = 70,700)
Variables | Men (n = 30,754) | Women (n = 39,946) | Total (n = 70,700) |
|---|---|---|---|
% | % | % | |
Age (years) | |||
65–69 | 34.3 | 32.3 | 33.2 |
70–74 | 26.7 | 25.7 | 26.1 |
75–79 | 20.0 | 19.6 | 19.8 |
≥ 80 | 19.0 | 22.3 | 20.8 |
Marital status | |||
Currently married | 83.5 | 49.8 | 65.2 |
Never married, Separated, Divorced, Widowed | 16.5 | 50.2 | 34.8 |
Annual household income (USD) | |||
> 15,664 | 56.3 | 47.0 | 51.3 |
4,700–15,664 | 35.9 | 39.2 | 37.7 |
< 4,700 | 7.8 | 13.7 | 11.0 |
Education | |||
≥ College graduate | 19.6 | 6.5 | 12.5 |
High school, Junior high school graduate | 51.4 | 34.6 | 42.3 |
≤ Elementary school graduate | 29.0 | 58.9 | 45.3 |
Residence area | |||
Rural | 26.6 | 26.2 | 26.4 |
Urban (dong) | 73.4 | 73.8 | 73.6 |
Smoking status | |||
Current smoker | 18.3 | 1.6 | 9.2 |
Past smoker | 55.7 | 1.6 | 26.3 |
Never smoker | 26.0 | 96.7 | 64.5 |
Drinking status | |||
High-risk drinking | 10.5 | 0.5 | 4.9 |
Moderate drinking | 66.3 | 27.3 | 44.3 |
Non-drinking | 23.3 | 72.2 | 50.9 |
Breakfast | |||
0–4/week | 7.6 | 9.4 | 8.6 |
5–7/week | 92.4 | 90.6 | 91.4 |
Regular walking | |||
≥ 5 day/week (30 min/day) | 50.9 | 43.5 | 46.9 |
< 5 day/week (30 min/day) | 49.1 | 56.5 | 53.1 |
Body mass index | |||
< 18.5 (Underweight) | 3.3 | 5.1 | 4.3 |
18.5–22.9 (Normal) | 39.1 | 40.7 | 39.9 |
23.0–24.9 (Pre-obesity) | 31.0 | 25.6 | 28.1 |
≥ 25.0 (Obesity) | 26.6 | 28.7 | 27.7 |
Diabetes or Hypertension | |||
Yes (≥ 1) | 59.3 | 62.1 | 60.8 |
No | 40.7 | 37.9 | 39.2 |