TABLE 2.
Frequency distribution, percentage seropositivities, age-adjusted OR estimates and 95% CIs in men and women
|
Men |
Women |
|||||
|---|---|---|---|---|---|---|
| Total, n | % positive (95% CI) | OR (95% CI) | Total, n | % positive (95% CI) | OR (95% CI) | |
| Age, years | ||||||
| <60 | 218 | 29.4 (23.7–35.8) | 1 | 191 | 17.3 (12.5–23.3) | 1 |
| 60 to 70 | 321 | 32.1 (27.2–37.4) | 1.1 (0.8–1.6) | 243 | 24.3 (19.3–30.1) | 1.5 (1.0–2.5) |
| >70 | 194 | 38.7 (32.0–45.7) | 1.5 (1.1–2.3) | 139 | 36.0 (28.4–44.3) | 2.7 (1.6–4.5) |
| Marital status | ||||||
| Not married | 90 | 40.0 (30.4–50.4) | 1 | 194 | 27.8 (22.0–34.6) | 1 |
| Married | 633 | 32.1 (28.5–35.8) | 0.7 (0.4–1.1) | 374 | 23.3 (19.2–27.8) | 0.9 (0.6–1.3) |
| Place of birth | ||||||
| Canada | 462 | 26.6 (22.8–30.8) | 1 | 396 | 25.3 (21.2–29.8) | 1 |
| Other | 271 | 43.9 (38.1–49.9) | 2.2 (1.6–3.0) | 177 | 23.7 (18.0–30.6) | 0.8 (0.5–1.3) |
| Ethnicity | ||||||
| White | 676 | 32.0 (28.5–35.6) | 1 | 534 | 24.7 (21.2–28.6) | 1 |
| Nonwhite | 56 | 46.4 (33.9–59.5) | 1.8 (1.1–3.1) | 38 | 23.7 (12.8–39.6) | 0.9 (0.4–2.1) |
| Age of immigration, years | ||||||
| <20 | 111 | 34.2 (26.0–43.5) | 1 | 62 | 21.1 (12.6–32.9) | 1 |
| ≥20 | 152 | 51.3 (43.4–59.2) | 1.9 (1.1–3.2) | 111 | 26.1 (18.8–35.1) | 1.2 (0.6–2.6) |
| Education | ||||||
| Low | 281 | 35.2 (29.8–41.0) | 1 | 225 | 29.3 (23.7–35.6) | 1 |
| Middle | 232 | 37.9 (31.9–44.4) | 1.1 (0.8–1.7) | 215 | 25.6 (20.1–31.8) | 0.9 (0.6–1.4) |
| High | 212 | 25.0 (19.6–31.3) | 0.6 (0.4–0.9) | 123 | 15.4 (10.0–23.0) | 0.5 (0.3–0.9) |
| Income | ||||||
| <20,000 | 185 | 42.2 (35.2–49.4) | 1 | 207 | 26.6 (21.0–33.0) | 1 |
| 20,000 to 40,000 | 230 | 30.9 (25.2–37.1) | 0.7 (0.4–1.0) | 159 | 27.7 (21.2–35.1) | 1.2 (0.7–1.9) |
| >40,000 | 19 | 26.3 (0.2–1.4) | 0.5 | 24 | 25.0 (11.7–45.7) | 0.9 (0.3–2.3) |
| Missing | 299 | 29.4 (24.5–34.9) | 0.6 (0.4–0.9) | 183 | 20.2 (15.3–68.0) | 0.8 (0.5–1.3) |
| Number of siblings | ||||||
| <2 | 316 | 28.8 (24.1–34.0) | 1 | 255 | 21.5 (16.9–27.1) | 1 |
| 2 to 4 | 180 | 36.1 (29.4–43.4) | 1.4 (1.0–2.1) | 139 | 27.3 (20.1–35.4) | 1.4 (0.9–2.3) |
| >4 | 158 | 38.6 (31.3–46.4) | 1.5 (1.0–2.3) | 116 | 37.1 (28.8–46.2) | 2.0 (1.2–3.4) |
| Missing | 79 | 31.6 (22.3–42.7) | 1.1 (0.6–1.9) | 63 | 9.5 (4.3–19.7) | 0.3 (0.1–0.8) |
| Regular use of antacids | ||||||
| No | 620 | 31.3 (27.7–35.1) | 1 | 480 | 24.8 (21.1–28.9) | 1 |
| Yes | 100 | 44.0 (34.6–53.9) | 1.7 (1.1–2.6) | 88 | 26.1 (18.0–36.3) | 1.1 (0.6–1.8) |
| Regular use of multivitamins | ||||||
| No | 445 | 35.7 (31.4–40.3) | 1 | 317 | 26.2 (21.6–31.3) | 1 |
| Yes | 278 | 28.4 (23.4–34.0) | 0.7 (0.5–1.0) | 247 | 23.9 (19.0–29.6) | 0.8 (0.6–1.3) |
| Regular use of aspirin | ||||||
| No | 393 | 33.6 (29.1–38.4) | 1 | 385 | 23.4 (19.4–27.9) | 1 |
| Yes | 327 | 31.5 (26.7–36.7) | 0.9 (0.6–1.2) | 180 | 27.8 (21.7–34.8) | 1.1 (0.7–1.7) |
| Regular use of acetaminophen | ||||||
| No | 638 | 32.0 (28.4–35.7) | 1 | 455 | 23.7 (20.0–27.9) | 1 |
| Yes | 81 | 40.7 (30.6–51.7) | 1.5 (0.9–2.3) | 111 | 30.6 (22.7–39.8) | 1.4 (0.9–2.3) |
| Fruit intake/day | ||||||
| <1 | 190 | 31.3 (24.9–38.0) | 1 | 76 | 28.9 (19.9–40.1) | 1 |
| 1 to 2 | 424 | 33.3 (28.9–37.9) | 1.1 (0.7–1.5) | 327 | 25.7 (21.2–30.7) | 0.8 (0.5–1.5) |
| >2 | 90 | 33.3 (24.3–43.7) | 1.1 (0.6–1.8) | 151 | 21.2 (18.4–28.5) | 0.6 (0.3–1.2) |
| Vegetable intake/day | ||||||
| <1 | 116 | 34.5 (26.4–43.6) | 1 | 34 | 32.4 (18.9–49.6) | 1 |
| 1 to 2 | 478 | 33.1 (29.0–37.4) | 0.9 (0.6–1.4) | 298 | 25.8 (21.2–31.1) | 0.7 (0.3–1.5) |
| >2 | 122 | 30.3 (22.8–39.1) | 0.8 (0.4–1.3) | 232 | 22.0 (17.1–27.8) | 0.5 (0.2–1.2) |
| Red meat intake servings/week | ||||||
| <3 | 252 | 36.5 (30.8–42.6) | 1 | 241 | 28.6 (23.3–34.7) | 1 |
| 3 to 5 | 309 | 31.7 (26.8–37.1) | 0.8 (0.6–1.2) | 224 | 22.3 (17.3–28.3) | 0.7 (0.5–1.1) |
| >5 | 158 | 29.7 (23.1–37.3) | 0.7 (0.5–1.1) | 98 | 21.4 (14.4–30.7) | 0.7 (0.4–1.2) |
| Smoking, years | ||||||
| Never smoked | 259 | 32.4 (27.4–39.0) | 1 | 293 | 24.6 (20.0–29.8) | 1 |
| <10 | 62 | 29.0 (19.1–41.5) | 0.8 (0.5–1.6) | 53 | 17.0 (9.1–29.6) | 0.7 (0.3–1.4) |
| 10 to 25 | 164 | 34.1 (27.3–41.7) | 1.1 (0.7–1.6) | 70 | 25.7 (16.8–37.2) | 1.2 (0.6–2.2) |
| 26 to 40 | 134 | 35.1 (27.5–43.5) | 1.1 (0.7–1.7) | 83 | 26.5 (18.1–37.0) | 1.3 (0.7–2.2) |
| >40 | 68 | 30.9 (21.1–42.8) | 0.8 (0.5–1.5) | 50 | 36.0 (23.0–50.1) | 1.4 (0.7–2.7) |
| Number of cigarettes/day | ||||||
| Never smoked | 259 | 32.4 (27.4–38.4) | 1 | 293 | 24.6 (20–29.8) | 1 |
| <10 | 130 | 32.3 (24.8–40.8) | 0.9 (0.6–1.5) | 113 | 18.6 (12.4–26.9) | 0.7 (0.4–1.2) |
| 10 to 20 | 189 | 36.0 (29.4–43.1) | 1.1 (0.8–1.7) | 88 | 30.7 (21.9–41.1) | 1.4 (0.8–2.5) |
| >20 | 124 | 29.8 (22.4–38.5) | 0.9 (0.5–1.4) | 57 | 28.1 (17.9–41.1) | 1.4 (0.7–2.7) |
| Alcohol intake, drinks/week | ||||||
| Never | 140 | 45 (32.0–48.9) | 1 | 237 | 31.2 (27.6–39.4) | 1 |
| ≤10 | 362 | 28.7 (24.4–34.9) | 0.5 (0.3–0.7) | 172 | 19.1 (13.7–26.6) | 0.5 (0.4–0.8) |
| >10 | 187 | 30.5 (22.9–36.7) | 0.5 (0.3–0.8) | 43 | 20.9 (2.3–30.0) | 0.6 (0.3–1.4) |
| Polyps | ||||||
| No | 629 | 32.8 (29.2–36.5) | 1 | 497 | 23.9 (20.4–27.9) | 1 |
| Yes | 89 | 36.0 (26.7–46.4) | 1.1 (0.7–1.8) | 56 | 35.7 (24.3–49.0) | 1.6 (0.9–3) |
| Inflammatory bowel disease | ||||||
| No | 693 | 33.0 (29.6–36.6) | 1 | 480 | 26.3 (22.5–30.4) | 1 |