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. Author manuscript; available in PMC: 2016 Jul 7.
Published in final edited form as: JAMA. 2015 Jul 7;314(1):52–60. doi: 10.1001/jama.2015.7008

Table 1.

Baseline Characteristics of Participants by Disease Status at Baseline

Disease Status at Baseline
None Diabetes Stroke MI Diabetes
and MI
Diabetes
and Stroke
Stroke
and MI
Diabetes,
Stroke,
and MI
Emerging Risk Factors Collaboration (91 Studies; 689 300 Participants)
No. (%) of participants 627 518 (91.0) 24 677 (3.6) 8583 (1.2) 21 591 (3.1) 3233 (0.5) 1321 (0.2) 1836 (0.3) 541 (0.1)
Age at survey, mean (SD), y 52.1 (8.9) 57.3 (8.1) 50.9 (7.8) 60.5 (7.0) 69.4 (6.5) 67.7 (6.8) 69.8 (6.9) 63.8 (6.9)
Male sex, No. (%)a 305 031 (49) 12 347 (50) 4496 (52) 14 643 (68) 2121 (66) 738 (56) 1232 (67) 322 (60)
Current smoker, No. (%)a 197 335 (31) 5343 (22) 2086 (24) 5759 (27) 515 (16) 224 (17) 412 (22) 82 (15)
Systolic blood pressure, mean (SD), mm Hg 132 (19) 141 (21) 142 (22) 139 (22) 142 (22) 150 (22) 144 (23) 146 (22)
Body mass index, mean (SD)b 25.6 (4.2) 27.9 (5.3) 26.3 (4.5) 26.6 (4.3) 30.5 (4.8) 29.0 (5.2) 27.3 (4.5) 28.1 (5.1)
Cholesterol, mean (SD), mmol/L
  Total 5.84 (1.12) 5.67 (1.18) 5.85 (1.12) 5.87 (1.15) 5.93 (1.14) 5.70 (1.18) 5.76 (1.14) 5.30 (1.15)
  High-density lipoprotein 1.37 (0.39) 1.24 (0.37) 1.33 (0.40) 1.22 (0.36) 1.10 (0.34) 1.15 (0.34) 1.12 (0.37) 1.06 (0.33)
UK Biobank (499 808 Participants)
No. (%) of participants 461 754 (92.4) 18 549 (3.7) 6835 (1.4) 8770 (1.8) 2036 (0.4) 966 (0.2) 668 (0.1) 230 (0.05)
Age at survey, mean (SD), y 56.7 (8.1) 59.6 (7.2) 60.8 (7.0) 62.1 (6.3) 62.7 (5.7) 62.2 (6.2) 62.5 (6.1) 61.7 (6.5)
Male sex, No. (%)c 202 816 (44) 11 184 (60) 3683 (54) 6981 (80) 1709 (84) 627 (65) 500 (75) 178 (77)
Current smoker, No. (%)c 47 771 (10) 1983 (11) 1057 (15) 1249 (14) 277 (14) 131 (14) 145 (22) 55 (24)
Systolic blood pressure, mean (SD), mm Hg 137 (19) 141 (17) 140 (19) 136 (19) 138 (19) 141 (19) 137 (20) 137 (18)
Body mass index, mean (SD)b 27.2 (4.7) 31.2 (5.9) 28.3 (4.9) 28.8 (4.6) 31.8 (5.4) 31.8 (5.9) 29.3 (5.1) 31.9 (5.3)
Education (vocational or university), No./Total (%) 278 419/457 263 (61) 9813/18 162 (54) 3344/6746 (50) 4127/8636 (48) 851/1989 (43) 409/945 (43) 281/657 (43) 89/224 (40)
Food consumption
  Meat (≥2/wk), No. (%)c 301 797 (65) 13 006 (70) 4555 (67) 6154 (70) 1479 (73) 672 (70) 474 (71) 158 (69)
  Fruit (≥3/d)c 165 676 (36) 7915 (43) 2393 (35) 2966 (34) 824 (41) 433 (45) 224 (34) 99 (43)

Abbreviation: MI, myocardial infarction.

SI conversion factors: To convert high-density lipoprotein and total cholesterol to mg/dL, divide by 0.0259.

a

The denominators used to calculate the percentages are in row 2 of this Table.

b

Calculated as weight in kilograms divided by height in meters squared.

c

The denominators used to calculate the percentages are in row 12 of this Table.