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Table 1 Food grouping used in dietary pattern analysis

From: The relationship between dietary patterns and rheumatoid arthritis: a case–control study

Food items Food groups
Sausages, kalbas Processed meats
Beef, lamb Red meat
Beef liver, kale pache, maghz, zaban, sirabi Organ meat
Canned tuna fish, other fish Fish
Chicken with or without skin Poultry
Egg Egg
Skim milk, low fat milk, low fat yogurt, kashk Low fat dairy products
High fat milk, whole chocolate and cocoa milk, high fat yogurt, creamy yogurt, cream cheese, other cheese, cream, ice cream High fat dairy
Tea Tea
Melon, honeydew melon, watermelon, pear, apricot, cherries, apple, peach, nectarine, Japanese plums, fig, grape, kiwifruit, grapefruit, orange, persimmon, tangerine, pomegranate, date, plums, sour cherries, strawberry, banana, lime, sweet lemon, pineapple Fruit
Lemon juice, all types of juice Fruit juices
Lettuce, cucumber, fresh basil, mixed vegetables, squash, eggplant, celery, green peas, green beans, carrot, onion, cabbage, spinach, bell pepper, mushroom, turnip Vegetable
Lentils, kidney beans, chickpeas, broad beans, soy beans, mung beans, split peas Legume
Iranian dark breads, barely Whole grain
White bread, baguette bread, rice, white flour, spaghetti, noodle, biscuit, vermicelli Refined grain
Garlic Garlic
Tomatoes, red sauce Tomato
Boiled potato Potato
Hamburger, pizza, French fries Fast food
Cracker, potato chips, salty snacks Salty snack
Walnut, all types of nuts Nut
Mayonnaise Mayonnaise
Raisins, dried berries, dried limes Dried fruit
Muffins, other cakes, sugar, white granulated sugar, honey, jam, gaz (Iranian sweet) Hard candy, chocolates, caramel flan, donuts Sugar, sweet, dessert
Butter, margarine, hydrogenated fats, animal fats, non-hydrogenated oils Solid fat
Canola oil, colza oil, sunflower oil, flaxseed oil, cotton oil, sesame oil Vegetable oil
Green olives, olive oil Olive
Soft drinks Soft drink
Pickles Pickles
Salt Salt
Dough Yogurt drink
Coffee Coffee