Table 1.

IFR per portion size of food items in FFQ

Food Item in FFQ	Average IFR
Fish (3–5 oz)	300
Spinach or collard greens, cooked (1/2 cup)	246
Carrots, cooked (1/2 cup)	131.8
Carrots, raw (1/2 cup or 2–4 sticks)	60
Yellow (winter) squash (1/2 cup)	54
Broccoli (1/2 cup)	51
Nuts (small packet or 1 oz)	36.7
Cabbage, cauliflower or brussels sprouts (1/2 cup)	27.7
Tomatoes (1, or small glass of juice)	22
Other fruits, fresh, frozen or canned (1/2 cup)	15.7
Processed meats, e.g. sausage, salami, bologna (one slice or piece)	9.7
String beans (1/2 cup)	9.5
Bacon (2 slices)	4.5
Tea (1 cup)	1
Peanut butter (1 tbsp)	0.25
Cottage or ricotta cheese (1/2 cup)	−2.7
Beef, pork or lamb as a sandwich or mixed dish e.g. stew, casserole, etc (4–6 oz)	−3.6
Beef, pork or lamb as a main dish e.g. steak, roast, ham etc (4–6 oz)	−6
Beans or lentils, baked or dried (1/2 cup)	−8
Liver (3–4 oz)	−9
Oil and vinegar dressing e.g. Italian (1 tbsp)	−11
Peas or lima beans (1/2 cup fresh, frozen, canned)	−12.7
Other cheese (1 slice or 1oz serving)	−17
Margarine (pat, i.e. 1 tsp)	−17.5
Orange (1fresh)	−19
Chocolate (1 oz)	−19
Skim or low fat milk (8oz glass)	−27
Butter (pat, i.e. 1 tsp)	−35
Cookie (1)	−38
Egg (1 large)	−43
Whole milk (8oz glass)	−44
Apple fresh; Pear (1 fresh)	−63.9
Dark bread (slice) including wheat pita bread	−68.5
Orange juice (small glass); Grapefruit juice (small glass)	−72
Peach; Apricot; Plum (1 fresh, ½ cup canned)	−73.7
White bread (slice) including pita bread	−75.5
Corn (1 ear or 1/2 cup frozen or canned)	−88
Chicken or turkey with skin (4–6 oz)	−100
Potato chips or corned chips (small bag or 1 oz)	−110
Cake (slice)	−114
Ice cream (1/2 cup)	−115.6
Banana (1fresh)	−118
Hot dog (1)	−121
Chicken or turkey without skin (4–6 oz)	−129
Hamburger (1)	−144
Pie, readymade (slice)	−146
Pie, homemade (slice)	−165
Candy without chocolate (1 oz)	−168
French fried potatoes (4 oz)	−213
Carbonated beverage with sugar (e.g. Coke) (1 can)	−215
Rice or pasta (1 cup)	−237
Potatoes, baked, boiled (1) or mashed (1 cup)	−255.5