Table 2.
Basic characteristics
| Characteristics | Total (%) | Hypertension (%) | Non-Hypertension (%) | Χ2 -value | P-value |
|---|---|---|---|---|---|
| Age (years) | 100.785 | < 0.001 | |||
| 18–45 | 2159 (60.9) | 375 (17.4) | 1784 (82.6) | ||
| 45–60 | 1025 (28.9) | 280 (27.3) | 745 (72.7) | ||
| ≥ 60 | 362 (10.2) | 140 (38.7) | 222 (61.3) | ||
| Gender | 3.875 | 0.052 | |||
| Male | 1622 (45.7) | 388 (23.9) | 1234 (76.1) | ||
| Female | 1924 (54.3) | 407 (21.2) | 1517 (78.8) | ||
| Ethic Group | 0.326 | 0.568 | |||
| Han nationality | 2195 (61.9) | 499 (22.7) | 1696 (77.3) | ||
| Ethnic minorities | 1351 (38.1) | 296 (21.9) | 1055 (78.1) | ||
| Marital status | 17.390 | < 0.001 | |||
| Unmarried | 332 (9.4) | 45 (13.6) | 287 (86.4) | ||
| Married/Cohabitation | 2907 (82.0) | 672 (23.1) | 2235 (76.9) | ||
| Divorce/ Separation | 307 (8.7) | 78 (25.4) | 229 (74.6) | ||
| Location | 7.056 | 0.008 | |||
| Urban | 1118 (31.5) | 220 (19.7) | 898 (80.3) | ||
| Rural | 2428 (68.5) | 575 (23.7) | 1853 (76.3) | ||
| Income (yuan)a | 15.802 | 0.007 | |||
| < 2000 | 490 (13.9) | 129 (26.3) | 361 (73.7) | ||
| 2000–3600 | 682 (19.4) | 158 (23.2) | 524 (76.8) | ||
| 3600–5200 | 586 (16.6) | 133 (22.7) | 453 (77.3) | ||
| 5200–8000 | 524 (14.9) | 120 (22.9) | 404 (77.1) | ||
| 8000–13500 | 648 (18.4) | 149 (23.0) | 499 (77.0) | ||
| ≥ 13500 | 592 (16.8) | 99 (16.7) | 493 (83.3) | ||
| Educational status | 46.042 | < 0.001 | |||
| Illiteracy | 528 (14.9) | 171 (32.4) | 357 (67.6) | ||
| Elementary school | 1265 (35.7) | 297 (23.5) | 968 (76.5) | ||
| Junior high school | 1158 (32.7) | 223 (19.3) | 935 (80.7) | ||
| Senior high school | 407 (11.5) | 71 (71.4) | 336 (82.6) | ||
| Associate degree | 133 (3.8) | 24 (18.0) | 109 (82.0) | ||
| College | 55 (1.6) | 9 (16.4) | 46 (83.6) | ||
| Occupation | 14.416 | 0.013 | |||
| Unemployed person | 511 (14.4) | 114 (22.3) | 397 (77.7) | ||
| Other laborers | 323 (9.1) | 63 (19.5) | 260 (80.5) | ||
| Precision production, farming/ forestry/fishing | 2190 (61.8) | 529 (24.2) | 1661 (75.8) | ||
| Sales and service | 182 (5.1) | 30 (16.5) | 152 (83.5) | ||
| Professional specialty | 286 (8.1) | 48 (16.8) | 238 (83.2) | ||
| Managerial and administrative | 54 (1.5) | 11 (20.4) | 43 (79.6) | ||
| Cigarette smoking a | 9.878 | 0.007 | |||
| Current smoker | 975 (28.6) | 249 (25.5) | 726 (74.5) | ||
| Former smoker | 123 (3.6) | 36 (29.3) | 87 (70.7) | ||
| Never smoker | 2306 (67.7) | 492 (21.3) | 1814 (78.7) | ||
| Alcohol use | 8.467 | 0.004 | |||
| No | 2932 (82.7) | 630 (21.5) | 2302 (78.5) | ||
| Yes | 614 (17.3) | 165 (26.9) | 449 (73.1) | ||
| BMI (kg/m2) | 9.969 | 0.019 | |||
| < 18.5 | 218 (6.2) | 38 (17.4) | 180 (82.6) | ||
| 18.5–24.0 | 2311 (65.3) | 502 (21.7) | 1809 (78.3) | ||
| 24.0–28.0 | 841 (23.8) | 204 (24.3) | 637 (75.7) | ||
| ≥ 28.0 | 171 (4.8) | 50 (29.2) | 121 (70.8) | ||
| Insufficient fruit intake a | 0.952 | 0.329 | |||
| No | 2394 (67.8) | 525 (21.9) | 1869 (78.1) | ||
| Yes | 1137 (32.2) | 266 (23.4) | 871 (76.6) | ||
| Insufficient vegetable intake a | 5.181 | 0.023 | |||
| No | 247 (7.0) | 41 (16.6) | 206 (83.4) | ||
| Yes | 3276 (93.0) | 749 (22.9) | 2527 (77.1) | ||
| Insufficient sleep | 4.247 | 0.039 | |||
| No | 3104 (87.5) | 679 (21.9) | 2425 (78.1) | ||
| Yes | 442 (12.5) | 116 (26.2) | 326 (73.8) | ||
| Excessive salt intake | 4.007 | 0.045 | |||
| No | 1010 (28.5) | 204 (20.2) | 806 (79.8) | ||
| Yes | 2536 (71.5) | 591 (23.3) | 1945 (76.7) | ||
| Dyslipidemia | 1.679 | 0.195 | |||
| No | 1309 (36.9) | 309 (23.6) | 1000 (76.4) | ||
| Yes | 2237 (36.1) | 486 (21.7) | 1751 (78.3) |
a the variable has a missing value, BMI body mass index