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Table 1 Food groupings used in the dietary pattern analyses

From: Major dietary patterns in relation to chronic low back pain; a cross-sectional study from RaNCD cohort

Food groups Dietary components
Vegetables Cauliflower, lettuce, cucumber, onion, green bean, mushroom, pepper, garlic, turnip, eggplant, others
Fresh fruits Melon, watermelon, honeydew melon, plums, prunes, apples, cherries, sour cherries, peaches, nectarine, pear, fig, date, grapes, kiwi, pomegranate, strawberry, banana, persimmon, berry, pineapple, oranges, others
Dried fruits Dried apricots, Dried berries, raisins, and other type dried fruits
Dairy Milk, yogurt, yogurt drink (doogh), cheese, chocolate milk, crud (Kashk), pizza cheese
Tomato Tomato
Carotene-rich vegetables Yellow squash, carrot
Condiments Condiments
Pickles Pickles
Legumes All type beans, peas, lentils, mung bean, soy
Whole grain Dark bread (Iranian), wheat, barley
Starchy vegetables Corn, green peas, green squash
Vegetable oil Vegetable oil
Natural juices All fruit juices
Butter Butter, margarine, mayonnaise
Olive Olive and olive oil
Organ meat Heart, kidney, liver, tongue, brain, offal
Red meat Beef, lamb, minced meat
Fish All fish types
Processed meat Hamburger, sausage, delicatessen meat, meat pizza
Soft drink Soft drink, Sugar sweetened beverage
Nuts Almond, peanut, walnut, pistachio, hazelnut, seeds
Egg Egg
Poultry Chicken
Snack Corn puffs, potato chips, French fries
Sweets and desserts Cookies, cakes, biscuit, muffins, pies, chocolates, ice- cream, honey, jam, sugar cubes, sugar, candies, others
Tea and coffee Tea and coffee
Hydrogenated fat Hydrogenated fats, animal fats
Salt Salt
Potato Potato
Refined grain White breads (lavash, baguettes), noodles, pasta, rice