Table 1 Characteristics of the sample, China Health and Retirement Longitudinal Study
Variable | Total | Hypertension | Diabetes |
|---|---|---|---|
(N = 19,292) | (N = 14,462) | (N = 12,189) | |
Education | |||
Illiterate | 24.4% (4707) | 25.4% (3673) | 25.6% (3120) |
Primary education | 45.4% (8759) | 46.2% (6681) | 45.9% (5595) |
Secondary education and above | 30.2% (5826) | 28.4% (4107) | 28.5% (3474) |
Hukou | |||
Urban | 23.0% (4437) | 20.3% (2936) | 20.3% (2474) |
Rural | 77.0% (14855) | 79.7% (11526) | 79.7% (9715) |
Drinking | |||
None | 73.2% (14122) | 73.6% (10644) | 73.8% (8995) |
Less than 3 days a month | 6.2% (1196) | 6.1% (882) | 5.9% (719) |
Once or 2 to3 days a week | 6.4% (1235) | 6.3% (911) | 6.2% (756) |
4 to 6 days a week or daily | 8.8% (1698) | 8.5% (1229) | 8.5% (1036) |
Twice a day or above | 5.4% (1042) | 5.5% (795) | 5.6% (683) |
Number of cigarettes/days | 1.7 (19292) | 1.7 (14462) | 1.7 (12189) |
Sex | |||
Female | 52.3% (10090) | 53.5% (7737) | 54.0% (6582) |
Male | 47.7% (9202) | 46.5% (6725) | 46.0% (5607) |
Age | |||
40–49 | 21.5% (4148) | 19.5% (2820) | 18.6% (2267) |
50–59 | 32.1% (6193) | 31.8% (4599) | 32.0% (3900) |
60–69 | 29.8% (5749) | 31.5% (4556) | 32.4% (3949) |
70–79 | 13.6% (2624) | 14.3% (2068) | 14.4% (1755) |
80 and above | 3.0% (579) | 2.9% (419) | 2.6% (317) |
Marriage | |||
Unmarried | 12.2% (2354) | 12.2% (1764) | 12.2% (1487) |
Married | 87.8% (16938) | 87.8% (12698) | 87.8% (10702) |