Table 4 |
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Odds ratios (ORs) and 95% confidence intervals (CI) for joint effect of energy-adjusted vitamin E and folate intake on esophageal squamous cell carcinoma risk in a case-control study in Iran1,2 |
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Folate |
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|
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|
Model 13 |
Model 24 |
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|
|
|
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|
Low |
Medium |
High |
Low |
Medium |
High |
|
|
|
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|
Vitamin E |
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|
Low Number |
1.00 (32) |
0.51 (0.19-0.72) (15) |
0.44 (0.13-0.90) (4) |
1.00 |
0.48 (0.11-0.75) |
0.48 (0.11-0.75) |
|
Medium Number |
0.63 (0.09-0.86) (14) |
0.08 (0.01-0.47) (23) |
0.07 (0.01-0.69) (11) |
0.52 (0.09-0.81) |
0.05 (0.01-0.39) |
0.05 (0.02-0.41) |
|
High Number |
0.22 (0.01-0.79) (2) |
0.05 (0.00-0.76) (9) |
0.01 (0.00-0.79) (33) |
0.19 (0.05-0.66) |
0.04 (0.01-0.42) |
0.02 (0.00-0.87) |
|
|
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|
1Nutrient intakes are adjusted for energy intake using the residual method [62] 2P for interaction = 0.03 3Base model; adjusted for age (years) and sex (male/female) 4Fully-adjusted model; adjusted for age (years), sex (male/female), gastroesophageal reflux disease symptoms (yes/no), body mass index (≤24.9, >24.9 kg/m2), smoking status (never/former/current), smoking intensity and duration (<20, ≥20 pack-years), physical activity (MET) (light/heavy), and education level (illiterate, literate) |
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|
Jessri et al. Nutrition Journal 2011 10:137 doi:10.1186/1475-2891-10-137 |
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