TABLE 1.
Baseline characteristics and fat sources among noncases and bladder cancer cases in the BLEND international study
| Cases | Noncases | |
|---|---|---|
| Categories of data | n = 2731 | n = 544 452 |
| Baseline age year (mean [SD]) | 60.36 (7.81) | 51.16 (10.56) |
| Person‐year | Total: 20 784.46 | Total: 5 379 384 |
| Median: 7.32 | Median: 11.32 | |
| Gender, n (%) | ||
| Men | 2006 (73.45) | 152 620 (28.03) |
| Women | 725 (26.55) | 391 832 (71.97) |
| Smoking status, n (%) | ||
| Current | 1057 (38.70) | 111 967 (20.57) |
| Former | 1142 (41.82) | 164 637 (30.24) |
| Never | 532 (19.48) | 267 848 (49.20) |
| Fat and oil types, g/1000 kcal/day (mean [SD]) | ||
| Total lipid | 34.41 (12.42) | 32.76 (11.33) |
| Total Fatty acids | 30.98 (1404) | 29.47 (13.21) |
| Saturated fatty acids | 9.78 (4.04) | 9.15 (3.87) |
| Mono‐unsaturated fatty acids | 12.56 (5.77) | 12.27 (5.44) |
| Poly‐unsaturated fatty acids | 8.64 (4.22) | 8.05 (3.87) |
| Total cholesterol | 128.75 (67.46) | 123.42 (69.38) |
| Dietary fat sources, g/1000 kcal/day (mean [SD]) | ||
| Total fats and oils | 22.24 (14.01) | 19.40 (12.90) |
| Plant‐based fats and oils | 5.72 (10.90) | 5.53 (5.50) |
| Animal fat | 0.22 (0.93) | 0.16 (0.68) |
| Cream | 2.44 (5.39) | 2.29 (4.70) |
| Butter | 5.41 (11.27) | 3.94 (8.26) |
| Margarine | 12.67 (14.89) | 9.65 (12.60) |
| Corn oil | 0.15 (0.89) | 0.15 (1.38) |
| Soya bean oil | 0.18 (1.14) | 0.18 (1.07) |
| Rapeseed oil | 0.04 (0.49) | 0.02 (0.28) |
| Grape seed oil | 0.04 (0. 54) | 0.02 (0.39) |
| Peanut oil | 0.05 (0.57) | 0.17 (1.09) |
| Sunflower oil | 0.62 (3.95) | 0.71 (3.25) |
| Olive oil | 4.49 (9.74) | 4.18 (9.21) |
| Potential confounders | ||
| Energy intake, kcal/day (mean (SD) | 2161.03 (673.04) | 2061.10 (633.82) |
| Fruits, g/1000 kcal/day (mean (SD)) | 115.47 (105.42) | 115.55 (104.19) |
| Vegetables, g/1000 kcal/day (mean (SD)) | 203.70 (140.18) | 182.97 (124.82) |
| Red and processed meat, g/1000 kcal/day (mean (SD)) | 636.03 (402.17) | 505.50 (408.30) |
| Eggs, g/1000 kcal/day (mean (SD)) | 17.36 (15.21) | 16.50 (15.68) |
| Sugar and sugar products, g/1000 kcal/day (mean (SD)) | 17.54 (22.37) | 17.91 (44.41) |
| Beer, mL/day (mean (SD)) | 4.08 (9.53) | 2.55 (7.32) |
| Wine, mL/day (mean (SD)) | 6.01 (13.50) | 6.28 (12.03) |
| Dressing, g/1000 kcal/day (mean (SD)) | 4.78 (7.33) | 6.18 (9.79) |
Abbreviations: g, gram; kcal, kilocalorie; mg, milligram; mL, milliliters; SD, standard deviation.