TABLE III.
ODDS RATIOS FOR ENDOMETRIAL CANCER ACCORDING TO QUINTILE OF ENERGY AND MACRONUTRIENT INTAKE, SHANGHAI ENDOMETRIAL CANCER STUDY, 1997–2003
| Nutrients | Dietary macronutrient intake (by quintile) |
||||
|---|---|---|---|---|---|
| Q1 (low) | Q2 | Q3 | Q4 | Q5 (high) | |
| Energy intake | |||||
| Total energy intake (kcal/d) | 1.0 | 1.0 (0.8–1.4) | 1.1 (0.8–1.4) | 1.1 (0.8–1.4) | 1.2 (1.0–1.7) |
| Percentage from animal food | 1.0 | 1.5 (1.1–1.9) | 1.7 (1.3–2.3) | 1.6 (1.2–2.1) | 1.9 (1.5–2.5) |
| Percentage from plant food | 1.0 | 0.8 (0.6–1.1) | 0.9 (0.7–1.2) | 0.8 (0.6–1.0) | 0.5 (0.4–0.7) |
| Macronutrient intake (g/1,000 kcal/d) | |||||
| Total protein intake | 1.0 | 1.0 (0.7–1.3) | 1.0 (0.7–1.3) | 1.2 (0.9–1.6) | 1.3 (1.0–1.8) |
| Animal protein | 1.0 | 1.4 (1.0–1.8) | 1.6 (1.2–2.1) | 2.0 (1.5–2.7) | 2.0 (1.5–2.7) |
| Plant protein | 1.0 | 1.1 (0.9–1.4) | 1.1 (0.8–1.4) | 0.8 (0.6–1.0) | 0.7 (0.5–0.9) |
| Total fat intake | 1.0 | 1.2 (0.9–1.5) | 1.1 (0.8–1.5) | 1.3 (1.0–1.7) | 1.1 (0.9–1.5) |
| Animal fat | 1.0 | 1.2 (0.9–1.6) | 1.7 (1.3–2.2) | 1.6 (1.2–2.0) | 1.5 (1.2–2.0) |
| Plant fat | 1.0 | 1.1 (0.8–1.4) | 1.1 (0.9–1.5) | 0.8 (0.6–1.0) | 0.6 (0.5–0.8) |
| Saturated fat | 1.0 | 1.2 (0.9–1.6) | 1.4 (1.0–1.8) | 1.3 (1.0–1.8) | 1.3 (1.0–1.7) |
| Monounsaturated fat | 1.0 | 1.3 (1.0–1.8) | 1.6 (1.2–2.1) | 2.0 (1.5–2.6) | 1.4 (1.1–1.9) |
| Polyunsaturated fat | 1.0 | 1.2 (0.9–1.5) | 1.0 (0.8–1.3) | 1.1 (0.8–1.4) | 0.8 (0.6–1.1) |
| Carbohydrates | 1.0 | 1.0 (0.8–1.3) | 0.9 (0.7–1.2) | 1.0 (0.8–1.3) | 0.8 (0.6–1.0) |
| Dietary fiber | 1.0 | 0.9 (0.7–1.1) | 0.9 (0.7–1.1) | 0.7 (0.5–0.9) | 0.8 (0.6–1.0) |
Quintile cut points were 1,382, 1,603, 1,816, 2,077 kcal/d for total energy intake; 10.7, 15.4, 19.4, 24.3 for percentage from animal food; 75.7, 80.6, 84.6, 89.3 for percentage from plant food; 34.8, 38.0, 41.2, 45.3 g/1,000 kcal/d for total protein intake; 9.2, 12.8, 15.9, 20.6 g/1,000 kcal/d for animal protein intake; 21.6, 23.7, 25.7, 28.1 g/1,000 kcal/d for plant protein intake; 13.8, 16.9, 19.5, 23.1 g/1,000 kcal/d for total fat intake; 6.8, 9.5, 12.2, 15.6 g/1,000 kcal/d for animal fat intake; 5.0, 6.2, 7.4, 9.0 g/1,000 kcal/d for plant fat intake; 3.6, 4.8, 5.8, 7.0 g/1,000 kcal/d for saturated fat intake; 5.3, 6.7, 8.2, 10.3 g/1,000 kcal/d for monounsaturated fat intake; 3.4, 4.3, 5.0, 6.1 g/1,000 kcal/d for polyunsaturated fat intake; 152.7, 164.3, 172.8, 183.7 g/1,000 kcal/d for carbohydrate intake and 4.8, 5.8, 6.9, 8.1 g/1,000 kcal/d for dietary fiber intake. Adjusted for age, education, menopausal status, diagnosis of diabetes, alcohol consumption, physical activity, body mass index, and total energy intake.