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Table 3 Food groups loadings for 3 dietary patterns found by principle component analyses among study population

From: Secular trend in dietary patterns of Iranian adults from 2006 to 2017: Tehran lipid and glucose study

Food groups

Wave1

Wave2

Wave3

Wave4

H

W

M

H

W

M

H

W

M

H

W

M

Vegetables

0.591

0.631

0.513

0.693

Fruits

0.683

0.685

0.621

0.682

Dairy products

0.544

0.511

0.513

0.418

Liquid oils

0.534

0.478

0.653

0.334

Nuts and seeds

0.522

0.319

0.422

0.314

Honey and jams

0.366

0.434

0.324

0.319

0.379

Soft drinks

0.446

0.487

0.489

0.405

0.585

Snacks and desserts

0.447

0.721

0.708

0.701

Meats

0.459

0.407

0.460

0.383

Refined grains

0.602

0.471

0.423

0.474

Potatoes

0.446

0.447

0.372

0.503

Solid fats

0.536

0.337

0.470

0.301

Salty snacks

0.309

0.312

0.519

Simple sugars

0.711

0.830

0.764

0.735

Tea and coffee

0.765

0.747

0.586

0.574

Whole grains

0.337

Legumes

0.726

0.785

0.639

Cumulative variance %

12.0

21.7

30.0

13.3

24.2

33.6

12.7

22.5

31.8

12.1

23.6

33.0

  1. Values less than 0.3 were excluded for simplicity
  2. H Healthy dietary pattern, W Western dietary pattern, M Mixed dietary pattern