Table 1.
The characteristics of subjects at study baseline n (%)
| Variable | Total (n = 3039) |
Baseline data |
||
| H. pylori (+) | H. pylori (-) | P value | ||
| Age (yr), mean ± SD | 49 ± 19 | 50 ± 19 | 47 ± 19 | < 0.001 |
| ≤ 45 | 1513 (49.8) | 737 (48.7) | 776 (51.3) | < 0.001 |
| 45-60 | 523 (17.2) | 319 (61.0) | 204 (39.0) | |
| > 60 | 1003 (33.0) | 583 (58.1) | 420 (41.9) | |
| Sex, female | 248 (8.2) | 137 (55.4) | 111 (44.6) | 0.662 |
| Marriage, single | 734 (24.2) | 358 (48.8) | 376 (51.2) | 0.001 |
| Underlying disease | 770 (25.4) | 446 (57.9) | 324 (42.1) | 0.010 |
| Diabetes | 207 (6.8) | 121 (58.5) | 86 (41.6) | 0.175 |
| Hypertension | 642 (21.1) | 369 (57.5) | 273 (42.5) | 0.042 |
| Coronary heart disease | 177 (5.8) | 99 (55.9) | 78 (44.1) | 0.579 |
| LDL > 3.1 mmol/L | 816 (28.1) | 465 (57.0) | 351 (43.0) | 0.092 |
| HDL < 0.83 mmol/L | 823 (28.4) | 469 (57.0) | 354 (43.0) | 0.090 |
| TG > 1.71 mmol/L | 861 (28.3) | 488 (56.7) | 373 (43.3) | 0.056 |
| TC > 5.7 mmol/L | 614 (20.2) | 336 (54.7) | 278 (45.3) | 0.660 |
| FBG > 6.1 mmol/L | 439 (14.5) | 258 (58.8) | 181 (41.2) | 0.028 |
| BMI, kg/m2 | 24.5 ± 3.3 | 24.5 ± 3.2 | 24.4 ± 3.3 | 0.221 |
| Underweight | 62 (2.0) | 34 (54.8) | 28 (45.2) | 0.146 |
| Normal | 1342 (44.2) | 693 (51.6) | 649 (48.4) | |
| Overweight | 1247 (41.0) | 700 (56.1) | 547 (43.9) | |
| Obese | 388 (12.8) | 212 (54.6) | 176 (45.4) | |
BMI: Body mass index; LDL: Low density lipoprotein; HDL: High density lipoprotein; FBG: Fasting blood glucose; TG: Triglycerides; TC: Total cholesterol; H. pylori: Helicobacter pylori.