Table 2.
Age-standardized prevalence of pre-hypertension and hypertension by survey year and socioeconomic status in rural Yunnan Province, China
| Characteristics | 2009 | 2016 | ||
|---|---|---|---|---|
| Pre-hypertension n (%) | Hypertension n (%) | Pre-hypertension n (%) | Hypertension n (%) | |
| Sex | ||||
| Male | 1569 (52.1) | 816 (27.6) | 1676 (53.5) | 1242 (39.5)** |
| Female | 1444 (43.7)** | 975 (28.8) | 1504 (46.4)** | 1280 (39.8)** |
| Age | ||||
| 35–44 years | 663 (45.2) | 170 (11.7) | 705 (48.2) | 288 (19.5) |
| 45–54 years | 733 (46.4) | 408 (25.3) | 862 (49.7) | 699 (34.2) |
| 55–64 years | 776 (47.7) | 530 (31.9) | 795 (50.1) | 745 (40.8) |
| ≥ 65 years | 841 (50.3)** | 683 (40.8)** | 818 (51.6)* | 790 (45.9)** |
| Ethnicity | ||||
| Han | 2796 (47.3) | 1660 (27.9) | 3003 (48.6) | 2417 (40.3)** |
| Minority | 217 (46.4) | 131 (28.3) | 177 (48.3) | 105 (27.2)** |
| Level of education | ||||
| Illiterate | 1073 (46.8) | 649 (26.5) | 1053 (50.3) | 1145 (54.7)** |
| Primary (grade 1–6) or higher | 1940 (47.7) | 1142 (29.6) | 2127 (49.7) | 1377 (32.0)** |
| Approximate yearly household income | ||||
| Low | 1367 (46.9) | 861 (28.5) | 1422 (49.8) | 1406 (48.6)** |
| High | 1646 (47.8) | 930 (27.8) | 1758 (50.1) | 1116 (32.4)** |
| All | 3013 (47.2) | 1791 (28.4) | 3180 (50.0) | 2522 (39.5)** |
* P < 0.05, ** P < 0.01