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Table 1 Population distribution, intake of Nordic food groups and baseline information according to intake categories of Nordic food groups. From: Non-linear associations between healthy Nordic foods and all-cause mortality in the NOWAC study: a prospective study

From: Non-linear associations between healthy Nordic foods and all-cause mortality in the NOWAC study: a prospective study

Nordic food groups Nordic fruits and vegetables Wholegrain products Fatty fish Lean fish Low-fat dairy products
Lowest and highest intake categories (g/day)  < 100  ≥ 300  < 60  ≥ 180  < 5  ≥ 30  < 15  ≥ 45 Non-consumers  ≥ 400
 Median intake (g/day) 65 368 34 180 0 42 6 61 0 550
 Number of women 20 537 11 727 14 724 28 435 23 792 11 921 28 254 18 012 13 916 16 702
 Number of deaths 2 530 1 022 1 419 2 869 2 497 1 403 2 529 2 486 1 554 1 992
Covariates
Age, mean (SD) 51.2 (6.6) 52.2 (5.9) 52.1 (6.1) 51.1 (6.5) 51.0 (6.5) 53.1 (6.4) 51.0 (6.1) 53.4 (6.9) 51.7 (6.3) 51.5 (6.9)
Physical activity n (%)
 Low 6 811 (33) 2,500 (21) 4 494 (30) 6 918 (24) 6 984 (29) 2 872 (24) 8 076 (29) 4 672 (26) 4 202 (30) 4 374 (26)
 Medium 8 582 (42) 4 752 (41) 6 027 (41) 12 594 (44) 10 138 (43) 4 919 (41) 11 744 (41) 7 690 (43) 5 703 (41) 7 256 (44)
 High 5 144 (25) 4 475 (38) 4 203 (29) 8 923 (32) 6 670 (28) 4 130 (35) 8 434 (30) 5 650 (31) 4 011 (29) 5 072 (30)
BMI n (%)
  < 20 1 686 (8) 606 (6) 900 (6) 2 348 (8) 1 690 (7) 705 (6) 2 070 (7) 962 (5) 1 212 (9) 981 (6)
 20–24.9 11 336 (55) 5 948 (51) 7 442 (51) 16 232 (57) 12 690 (53) 6 285 (53) 15 478 (55) 9 181 (51) 7 472 (54) 9 179 (55)
 25–29.9 5 666 (28) 3 869 (33) 4 771 (32) 7 513 (27) 7 164 (30) 3 701 (31) 8 143 (29) 5 924 (33) 3 912 (28) 5 026 (30)
  ≥ 30 1 849 (9) 1 304 (11) 1 611 (11) 2 342 (8) 2 248 (10) 1 230 (10) 2 563 (9) 1 945 (11) 1 320 (9) 1 516 (9)
Smoking status n (%)
 Never 6 452 (31) 4 477 (38) 4 434 (30) 10 820 (38) 8 263 (35) 4 078 (34) 9 846 (35) 6 078 (34) 4 434 (30) 10 820 (38)
 Current heavy smoker early starter 2 129 (10) 508 (5) 1 453 (10) 1 719 (6) 1 686 (7) 885 (7) 2 209 (8) 1 227 (7) 1 453 (10) 1 719 (6)
 Current moderate smoker early starter 3 365 (16) 1 090 (9) 2 165 (15) 3 784 (13) 3 515 (15) 1 431 (12) 3 770 (13) 2 366 (13) 2 165 (15) 3 784 (13)
 Current smoker late starter 2 408 (12) 875 (8) 1 338 (9) 2 753 (10) 2 371 (10) 1 296 (11) 2 373 (9) 2 280 (13) 1 338 (9) 2 753 (10)
 Former smoker early starter 3 961 (19) 3 217 (27) 3 821 (26) 5 885 (21) 5 122 (21) 2 677 (23) 6 902 (24) 3 439 (19) 3 821 (26) 5 885 (21)
 Former smoker late starter 2 222 (11) 1 560 (13) 1 513 (10) 3 474 (12) 2 835 (12) 1 554 (13) 3 154 (11) 2 622 (14) 1 513 (10) 3 474 (12)
Education n (%)
  < 10 years 5 882 (29) 2 284 (19) 3 530 (24) 7 062 (25) 6 930 (29) 2 848 (24) 5 562 (20) 6 655 (37) 3 801 (27) 4 440 (26)
 10–12 years 7 258 (35) 3 953 (34) 5 345 (36) 9 432 (33) 8 664 (36) 3 797 (32) 9 911 (35) 6 057 (34) 5 017 (36) 5 813 (35)
  > 12 years 7 397 (36) 5 490 (47) 5 849 (40) 11 941 (42) 8 198 (35) 5 276 (44) 12 781 (45) 5 300 (29) 5 098 (37) 6 449 (39)
Alcohol n (%)
 Non-consumers 4 447 (22) 2 415 (21) 2 646 (18) 6 914 (24) 6 403 (27) 2 030 (17) 5 241 (19) 4 556 (25) 3 218 (23) 3 949 (24)
 0–5 (g/d) 11 029 (54) 6 590 (56) 7 981 (54) 15 621 (55) 12 991 (55) 6 203 (52) 15 235 (54) 9 971 (56) 7 156 (51) 9 159 (55)
  > 5 (g/d) 5 061 (24) 2 722 (23) 4 097 (28) 5 900 (21) 4 398 (18) 3 688 (31) 7 778 (27) 3 485 (19) 3 542 (26) 3 594 (21)
Energy P50 (P10–P90) MJ/d 6.1 (4.1–8.5) 7.5 (5.4–10.3) 5.5 (3.6–8.1) 7.9 (6.1–10.3) 6.4 (4.3–8.9) 7.5 (5.3–10.2) 6.4 (4.3–8.8) 7.3 (5.1–10.0) 6.2 (4.1–8.8) 7.6 (5.6–10.1)
Processed red meat intake n (%)
  < 15 (g/d) 4 034 (20) 2 903 (25) 3 599 (24) 4 269 (15) 4 538 (19) 2 852 (24) 6 328 (23) 3 540 (20) 2 948 (21) 2 599 (16)
 15–29 (g/d) 6 135 (30) 3 311 (28) 4 493 (31) 7 379 (26) 6 693 (28) 3 491 (29) 8 236 (29) 5 293 (29) 3 905 (28) 4 718 (28)
 30–44 (g/d) 5 029 (24) 2 676 (23) 3 502 (24) 7 274 (26) 5 986 (25) 2 743 (23) 6 827 (24) 4 369 (24) 3 287 (24) 4 472 (27)
  ≥ 45 (g/d) 5 339 (26) 2 837 (24) 3 130 (21) 9 513 (33) 6 575 (28) 2 835 (24) 6 863 (24) 4 810 (27) 3 776 (27) 4 913 (29)
  1. Percentage distribution by columns
  2. SD standard deviation
  3. g/day gram per day
  4. MJ/d mega Joule per day
  5. P50 median intake, P10 the 10 th percentile, P90 the 90 th percentile