Table 1 Baseline characteristics of study population
Variables | All (n = 5282) | Subgroup | ||
|---|---|---|---|---|
Men (n = 2596) | Women (n = 2686) | P value | ||
Age | 51.0 ± 8.5 | 50.9 ± 8.5 | 51.0 ± 8.6 | 0.669 |
40–49 | 2828 (53.1) | 1401 (54.0) | 1427 (53.1) | 0.672 |
50–59 | 1341 (25.3) | 661 (25.5) | 680 (25.3) | |
60–69 | 1113 (21.6) | 534 (20.6) | 579 (21.6) | |
SBP | 111.1 ± 12.4 | 111.9 ± 11.7 | 110.2 ± 13.0 | <0.001 |
DBP | 71.7 ± 9.0 | 73.1 ± 8.9 | 70.3 ± 9.0 | <0.001 |
BMI | 24.3 ± 3.0 | 24.1 ± 2.9 | 24.5 ± 3.2 | <0.001 |
WC | 81.8 ± 8.6 | 83.0 ± 7.5 | 80.6 ± 9.4 | <0.001 |
Education (years) | ||||
High (≥10) | 2583 (48.9) | 1586 (61.1) | 997 (37.1) | <0.001 |
Medium (7–9) | 1217 (23.0) | 569 (21.9) | 648 (24.1) | |
Low (0–6) | 1482 (28.1) | 441 (17.0) | 1041 (38.8) | |
Monthly income (*104 KRW) | ||||
High (≥200) | 2062 (39.0) | 1144 (44.07) | 918 (34.18) | <0.001 |
Medium (100–199) | 1568 (29.7) | 791 (30.5) | 777 (28.9) | |
Low (<100) | 1652 (31.3) | 661 (25.5) | 991 (36.9) | |
Family history of hypertension | ||||
No | 4352 (82.4) | 2174 (83.7) | 2178 (81.1) | 0.011 |
Yes | 930 (17.6) | 422 (16.3) | 508 (18.9) | |
Current smoking status | ||||
No | 3931 (74.4) | 1332 (51.3) | 2599 (96.8) | <0.001 |
Yes | 1351 (25.6) | 1264 (48.7) | 87 (3.2) | |
Alcohol consumption | ||||
No | 4425 (83.8) | 1779 (68.5) | 2646 (98.5) | <0.001 |
Yes | 857 (16.2) | 817 (31.5) | 40 (1.5) | |