Table 2.
Adjusted Odds Ratios and 95% Confidence Intervals for the Relationship between Vegetable Consumption, Fruit Consumption and Stomach Cancer
| Cases (n = 80) N (%) |
Controls (n = 146) N (%) |
Model 1 |
Model 2 |
|
|---|---|---|---|---|
| OR (95%CI)a | OR (95%CI)b | |||
| Vegetable intake (grams/day) | ||||
| 1 (< 78.55) | 28 (35.0) | 48 (32.88) | 1.00 (reference) | 1.00 (reference) |
| 2 (78.55–108.83) | 28 (35.0) | 47 (32.19) | 1.40 (0.67–2.93) | 1.28 (0.60–2.73) |
| 3 (> 108.83) | 24 (30.0) | 51 (34.93) | 1.20 (0.56–2.56) | 1.14 (0.53–2.46) |
| p for trend | 0.637 | 0.736 | ||
| Fruit intake (grams/day) | ||||
| 1 (< 62.97) | 33 (41.3) | 43 (29.4) | 1.00 (reference) | 1.00 (reference) |
| 2 (62.97–89.99) | 28 (35.0) | 47 (32.2) | 0.72 (0.36–1.46) | 0.77 (0.37–1.57) |
| 3 (> 89.99) | 19 (23.7) | 56 (38.4) | 0.45 (0.20–0.98) | 0.50 (0.22–1.12) |
| p for trend | 0.046 | 0.094 |
aEstimates were adjusted for age (years, continuous), education levels (primary school, secondary school, high school or higher, unknown), family history of cancer (yes, no), tobacco smoking (current, ex, never), alcohol consumption (ever, never), and fruit or vegetable intake (whenever one was not the main exposure); bEstimates were adjusted for age (years, continuous), education levels (primary school, secondary school, high school or higher, unknown), family history of cancer (yes, no), tobacco smoking (current, ex, never), alcohol consumption (ever, never), fruit or vegetable intake (whenever one was not the main exposure), and H. pylori serostatus (negative, equivocal, positive).