Table 1.
Demographic Profiles of Participants in 2012 and 2019
| Overall | 2012 | 2019 | P-value | |
|---|---|---|---|---|
| n | 38,453 | 10,970 | 27,483 | |
| Age(year) | 53.72 ± 10.63 | 53.54 ± 11.47 | 53.79 ± 10.28 | 0.033 |
| Female | 22,444 (58.4) | 5905 (53.8) | 16,539 (60.2) | <0.001 |
| Current smoking | 7246 (18.8) | 2317 (21.1) | 4929 (17.9) | <0.001 |
| Current drinking | 2767 (7.2) | 1349 (12.3) | 1418 (5.2) | <0.001 |
| Education | <0.001 | |||
| Primary school or below | 13,216 (34.6) | 4499 (41.0) | 8717 (32.0) | |
| Junior high school | 13,235 (34.6) | 3596 (32.8) | 9639 (35.4) | |
| Senior high school or above | 11,747 (30.8) | 2875 (26.2) | 8872 (32.6) | |
| SBP (mmHg) | 130.96 ± 19.10 | 133.58 ± 19.04 | 129.91 ± 19.03 | <0.001 |
| DBP (mmHg) | 80.12 ± 11.39 | 79.23 ± 11.00 | 80.48 ± 11.52 | <0.001 |
| BMI (kg/m2) | 24.04 ± 3.32 | 24.04 ± 3.37 | 24.04 ± 3.30 | 0.832 |
| Waist circumstance | 83.54 ± 9.75 | 84.36 ± 9.99 | 83.22 ± 9.63 | <0.001 |
| Overweight or obesity | 18,372 (48.0) | 5234 (47.9) | 13,138 (48.0) | 0.951 |
Abbreviations: SBP, systolic blood pressure; DBP, diastolic blood pressure; BMI, body mass index.