Table 3.
Differences in C. sinensis positive rates according to age and behavioral characteristics among males
| Characteristic | Total | No. negative (%) | No. positive (%) | χ2 | p | |
|---|---|---|---|---|---|---|
| Age (y) | ≤49 | 204 | 168 (82.4) | 36 (17.6) | 2.773 | 0.428 |
| 50–59 | 350 | 299 (85.4) | 51 (14.6) | |||
| 60–69 | 454 | 395 (87.0) | 59 (13.0) | |||
| ≥70 | 348 | 293 (84.2) | 55 (15.8) | |||
| Smoking | Never | 330 | 292 (88.5) | 38 (11.5) | 4.154 | 0.125 |
| Ex-smoker | 501 | 418 (83.4) | 83 (16.6) | |||
| Current smoker | 523 | 443 (84.7) | 80 (15.3) | |||
| Alcohol drinking | Never | 116 | 105 (90.5) | 11 (9.5) | 10.880 | 0.028 |
| ≤1/mo | 91 | 85 (93.4) | 6 (6.6) | |||
| 2–4/mo | 190 | 163 (85.8) | 27 (14.2) | |||
| 2–3/wk | 336 | 280 (83.3) | 56 (16.7) | |||
| ≥4/wk | 371 | 305 (82.2) | 66 (17.8) | |||
| Raw freshwater fish consumption | Never | 219 | 201 (91.8) | 18 (8.2) | 9.325 | 0.002 |
| Yes | 1119 | 937 (83.7) | 182 (16.3) | |||
| Intention to change the habit of raw freshwater consumption | Yes | 807 | 694 (86.0) | 113 (14.0) | 1.440 | 0.253 |
| No | 467 | 390 (83.5) | 77 (16.5) | |||
| Past history of C. sinensis infection | Never | 359 | 297 (82.7) | 62 (17.3) | 0.164 | 0.735 |
| Yes | 215 | 175 (81.4) | 40 (18.6) |