Table 4 Distribution of participant characteristics by tertiles of dietary pattern scores in a large sample of Iranian manufacturing employees
| Â | Western dietary pattern | Healthy dietary pattern | Traditional dietary pattern | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Â | Tertile 1 | Tertile 2 | Tertile 3 | P-value | Tertile 1 | Tertile 2 | Tertile 3 | P-value | Tertile 1 | Tertile 2 | Tertile 3 | P-value |
Age (years) | 38.70 ± 7.41 | 36.77 ± 6.98 | 34.69 ± 6.90 |  < 0.001 | 36.32 ± 7.47 | 36.64 ± 7.19 | 37.18 ± 7.17 | 0.03 | 36.89 ± 7.23 | 36.78 ± 7.38 | 36.49 ± 7.24 | 0.46 |
Sex | Â | Â | Â | 0.31 | Â | Â | Â | 0.03 | Â | Â | Â | 0.21 |
 Male | 906 (30.2) | 917 (30.6) | 925 (30.8) |  | 900 (30.0) | 915(30.5) | 933 (31.1) |  | 896(29.6) | 924(30.8) | 928 (30.9) |  |
 female | 94 (3.1) | 84 (2.8) | 75 (2.5) |  | 100 (3.3) | 86 (2.9) | 67 (2.2) |  | 104(3.5) | 77 (2.6) | 72(2.4) | |
Marital status |  |  |  |  < 0.001 |  |  |  | 0.05 |  |  |  | 0.32 |
 Married | 927(30.9) | 927 (30.9) | 851 (28.4) |  | 883 (29.4) | 907(30.2) | 915 (30.5) |  | 892 (29.7) | 901 (30.0) | 912 (30.4) |  |
 Single | 73 (2.4) | 74 (2.5) | 149 (5.0) |  | 117 (3.9) | 94 (3.1) | 85 (2.8) |  | 108 (3.6) | 100 (3.3) | 88 (2,9) | |
Education level | Â | Â | Â | 0.16 | Â | Â | Â | 0.004 | Â | Â | Â | 0.1 |
 0–5 years | 95 (3.2) | 90 (3.0) | 66 (2.2) |  | 95 (3.2) | 69(2.3) | 87 (2.9) |  | 76 (2.5) | 86 (2.9) | 89 (3.0) |  |
 6–12 | 621 (20.7) | 613 (20.4) | 634 (21.1) |  | 584(19.5) | 630(21.0) | 654(21.8) |  | 609 (20.3) | 611 (20.4) | 648 (21.6) | |
  > 12 | 284 (9.5) | 298 (9.9) | 300 (10.0) |  | 321(10.7) | 302(10.1) | 259(8.6) |  | 315 (10.5) | 304 (10.1) | 263 (8.8) | |
Smoking status |  |  |  |  < 0.001 |  |  |  | 0.76 |  |  |  | 0.03 |
 Non smokers | 762(25.4) | 706 (23.5) | 661 (22.0) |  | 715 (23.8) | 713(23.8) | 701 (23.4) |  | 713 (23.8) | 735 (24.5) | 681 (22.7) |  |
 Current or former smoker | 238(7.9) | 295 (9.8) | 339 (11.3) |  | 285 (9.5) | 288(9.6) | 299 (10.0) |  | 287 (9.6) | 266 (8.9) | 319 (10.6) | |
BMI (kg/m2) | 24.76 ± 3.64 | 25.64 ± 3.76 | 26.28 ± 3.78 |  < 0.001 | 25.40 ± 3.76 | 25.75 ± 3.82 | 25.52 ± 3.75 | 0.11 | 26.14 ± 3.69 | 25.63 ± 3.87 | 34.91 ± 3.68 |  < 0.001 |
Sleep duration(hours) | 7.10 ± 1.13 | 7.15 ± 1.17 | 7.10 ± 1.18 | 0.62 | 7.07 ± 1.18 | 7.11 ± 1.10 | 7.17 ± 1.20 | 0.20 | 7.02 ± 1.16 | 7.13 ± 1.15 | 7.20 ± 1.17 | 0.002 |
Physical activity (METs hour /week) | 7.24 ± 3.69 | 7.38 ± 3.55 | 7.39 ± 3.70 | 0.61 | 7.19 ± 3.50 | 7.30 ± 3.66 | 7.54 ± 3.77 | 0.1 | 7.28 ± 3.74 | 7.27 ± 3.46 | 7.46 ± 3.74 | 0.46 |
Shift work |  |  |  | 0.49 |  |  |  |  < 0.001 |  |  |  | 0.02 |
 Daily (daily shift) | 450 (15.0) | 463(15.4) | 436 (14.5) |  | 513(17.1) | 430(14.3) | 406(13.5) |  | 493 (16.4) | 438 (14.6) | 418 (13.9) |  |
 Shift (rotating shift work) | 550 (18.3) | 538(17.9) | 564 (18.8) |  | 487 (16.2) | 571(19.0) | 594(19.8) |  | 507 (16.9) | 563 (18.8) | 582 (19.4) | |
Second job | Â | Â | Â | 0.04 | Â | Â | Â | 0.02 | Â | Â | Â | 0.18 |
 Yes | 79 (2.6) | 88 (2.9) | 111 (3.7) |  | 74 (2.5) | 110(3.7) | 94 (3.1) |  | 80 (2.7) | 94 (3.1) | 104 (3.5) |  |
 No | 921(30.7) | 913(30.4) | 889 (29.6) |  | 926(30.9) | 891 (29.7) | 906 (30.2) |  | 920 (30.7) | 907 (30.2) | 896 (29.9) | |
Income (Rial) | Â | Â | Â | 0.62 | Â | Â | Â | 0.07 | Â | Â | Â | 0.001 |
  < 5,000,000 | 156 (5.2) | 157(5.2) | 159(5.3) |  | 180 (6.0) | 145(4.8) | 147(4.9) |  | 129(4.3) | 163(5.4) | 180(6.0) |  |
 5,000,000–8000000 | 500 (16.7) | 517(17.2) | 540 (18.0) |  | 501(16.7) | 535(17.8) | 521 (17.4) |  | 528(17.6) | 522(17.4) | 507(16.9) | |
 8,000,000- 12,000,000 | 234 (7.8) | 211(7.0) | 200(6.7) |  | 220 (7.3) | 219(7.3) | 206 (6.9) |  | 201(6.7) | 218(7.3) | 226(7.5) | |
  > 12,000,000 | 106 (3.5) | 114(3.8) | 98(3.3) |  | 94 (3.1) | 99(3.3) | 1(0.0) |  | 137(4.6) | 95(3.2) | 86(2.9) | |
 No answer | 4(0.1) | 2 (0.1) | 3 (0.1) |  | 5(0.2) | 3(0.1) |  |  | 5(0.2) | 3(0.1) | 1(0.0) | |