Type of dish | Total no. samples | 99% confidence intervals (ppm) | Proportion (%) > 20 ppm |
Bread-Wheat flour substitute | 3 | 2.85 - 13.72 | 0 |
Cold meat | 6 | 2.78 - 3.49 | 0 |
Corn meal | 3 | 3.66 - 16.89 | 0 |
Corn meal with vegetables | 3 | 0.39 - 3.31 | 0 |
Corn meal with meat | 11 | 0.26 - 1.08 | 0 |
Costa Rican food (without sauce) | 12 | 1.07 - 2.53 | 0 |
Fry food | 8 | 0.19 - 2.93 | 0 |
Meat with sauce | 10 | 74.41 - 104.63 | 100 |
Pasta | 3 | 0.58 - 3.57 | 0 |
Rice dishes | 9 | 0.90 - 7.75 | 0 |
Salad (vegetables only) | 3 | 4.14 - 11.56 | 0 |
Salad with meat | 3 | 1.16 - 5.37 | 0 |
Sea food | 9 | 0.10 - 3.19 | 0 |
Vegetarian with sauce | 3 | 0.70 - 14.42 | 0 |