Table 1.
Demographic and lifestyle characteristics of the study population, a sample of 310 participants from the Southern Community Cohort Study
| H. pylori- individuals (N=66) | H. pylori+ individuals (N=244) | |
|---|---|---|
| Age (y), mean (SD) | 52.8 (9.3) | 52.9 (9.8) |
| Sex, n (%) | ||
| Female | 41 (62.1) | 131 (53.7) |
| Male | 25 (37.9) | 113 (46.3) |
| Race, n (%)* | ||
| African American | 20 (30.3) | 134 (54.9) |
| White | 46 (69.7) | 110 (45.1) |
| Cigarette smoking | ||
| Never | 16 (24.2) | 87 (35.7) |
| Former | 28 (42.4) | 81 (33.2) |
| Current, ≤10 cigarettes/day | 9 (13.6) | 34 (13.9) |
| Current, >10 cigarettes/day | 13 (19.7) | 42 (17.2) |
| Body mass index (kg/m2) | ||
| 18.0–24.9 | 27 (40.9) | 72 (29.5) |
| 25.0–29.9 | 17 (25.8) | 90 (36.9) |
| 30.0–45.0 | 22 (33.3) | 82 (33.6) |
| Education, n (%)* | ||
| Less than high school | 7 (10.6) | 92 (37.7) |
| High school or GED | 33 (50.0) | 92 (37.7) |
| More than high school | 26 (39.4) | 60 (24.6) |
| Household income ($), n (%) | ||
| <15,000 | 34 (51.5) | 147 (60.7) |
| ≥15,000 to <25,000 | 16 (24.2) | 53 (21.9) |
| ≥25,000 | 16 (24.2) | 42 (17.4) |
| Regular user of vitamin supplements | ||
| Yes | 34 (51.5) | 99 (40.6) |
| No | 32 (48.5) | 145 (59.4) |
| Average daily serving of fruits and vegetables | ||
| 0–1 | 8 (12.1) | 49 (20.1) |
| 2–3 | 34 (51.5) | 105 (43.0) |
| 4+ | 24 (36.4) | 90 (36.9) |
| Average weekly consumption of alcoholic drinks | ||
| 0 | 35 (53.0) | 127 (52.5) |
| 1–3 | 17 (25.8) | 52 (21.5) |
| 4+ | 14 (21.2) | 63 (26.0) |
| Have health insurance | ||
| Yes | 35 (53.0) | 149 (61.1) |
| No | 31 (47.0) | 95 (38.9) |
| 1° family history of stomach cancer* | ||
| Yes | 0 (0.0) | 14 (5.7) |
| No/do not know/refused | 66 (100.0) | 230 (94.3) |
| Dietary fat intake (), mean (SD) | 92.0 (58.1) | 96.8 (58.4) |
|
| ||
| Total energy intake (kcal/day), mean (SD) | 2,407 (1,354) | 2,545 (1,439) |
*
significant difference between H. pylori− and H. pylori+ positive individuals, p<0.05