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Table 3 Factor loadings of food groups in identified dietary patterns

From: The associations between dietary pattern of chronic obstructive pulmonary disease patients and depression: a cross-sectional study

Food groups Mixed dietary pattern Healthy eating pattern Unhealthy dietary pattern
Dressings 0.713
Dried fruit 0.711
Vegetable oil 0.637
Mayonnaise 0.540
Saturated fat − 0.512
Cruciferous vegetables 0.422
Whole grains 0.266
Red meat − 0.233
Fruits 0.635
Garlic 0.609
Other vegetable 0.525
Tomato 0.383
Poultry 0.331
Doogh 0.330
Grains 0.328
Nuts 0.310
Yellow vegetable 0.300
Potato 0.294
Juice 0.218
Pastries 0.612
Coca 0.602
Processed meats 0.566
Meal 0.500
Coffee 0.462
Pickles 0.403
Butter 0.333
Offal 0.261
Pizza 0.247
Refined cereals -0.237
High fat dairy 0.205
Percent variance 5.9 9.8 6.8
  1. Factor load values less than 0.2 have been omitted for ease of use
  2. Kaiser–Meyer–Olkin Measure of Sampling Adequacy (KMO) = 0.544
  3. Bartlett’s test of sphericity = 0.001