TABLE 1.
Characteristics of men and women (aged 40–59 y) by category of BMI, with the exclusion of participants consuming a special diet (United States, 1996–1999): the INTERMAP (n = 1794)1
| BMI (kg/m2) |
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| Men |
Women |
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| Characteristics | <25.0(n = 202) | 25.0–29.9(n = 414) | ≥30.0(n = 331) | <25.0(n = 316) | 25.0–29.9(n = 256) | ≥30.0(n = 275) |
| BMI (kg/m2) | 23.1 ± 1.62 | 27.6 ± 1.5 | 34.1 ± 3.9 | 22.6 ± 1.73 | 27.3 ± 1.43 | 35.9 ± 5.03 |
| Age (y) | 48.7 ± 5.4 | 49.1 ± 5.5 | 48.9 ± 5.2 | 48.5 ± 5.3 | 49.5 ± 5.4 | 48.9 ± 5.5 |
| Race-ethnicity [n (%)]4 | ||||||
| Non-Hispanic white | 108 (19.9) | 250 (46.0) | 185 (34.1) | 198 (45.2) | 127 (29.0) | 113 (25.8) |
| African American | 25 (19.3) | 56 (43.1) | 49 (37.7) | 28 (18.2) | 48 (31.2) | 78 (50.7) |
| Hispanic | 16 (13.7) | 43 (36.8) | 58 (49.6) | 18 (15.3) | 38 (32.2) | 62 (52.5) |
| Asian | 50 (34.5) | 61 (42.1) | 34 (23.5) | 67 (53.2) | 41 (32.5) | 18 (14.3) |
| Other | 3 (25.0) | 4 (33.3) | 5 (41.7) | 5 (45.5) | 2 (18.2) | 4 (36.4) |
| Education (y)5 | 15.8 ± 3.3 | 15.8 ± 3.2 | 14.8 ± 2.8 | 15.3 ± 2.7 | 14.7 ± 3.03 | 13.7 ± 2.63 |
| Systolic blood pressure (mm Hg)5 | 113.0 ± 11.3 | 120.6 ± 12.3 | 123.9 ± 11.7 | 110.7 ± 13.13 | 116.8 ± 13.83 | 122.5 ± 14.1 |
| Diastolic blood pressure (mm Hg)5 | 70.7 ± 8.5 | 76.1 ± 9.0 | 78.3 ± 9.6 | 68.2 ± 8.43 | 72.1 ± 9.23 | 73.6 ± 9.03 |
| History of CVD or diabetes [n (%)]4 | 17 (8.4) | 40 (9.7) | 60 (18.1) | 28 (8.9) | 27 (10.6) | 47 (17.1) |
| Current smoker [n (%)]6 | 53 (26.2) | 86 (20.8) | 51 (15.4) | 39 (12.3)3 | 46 (18.0)3 | 41 (14.9) |
| Dietary supplement use [n (%)]4 | 110 (54.5) | 187 (45.2) | 148 (44.7) | 205 (64.9)3 | 130 (50.8)3 | 131 (47.6) |
| Moderate/heavy physical activity (h/d)7 | 2.6 ± 1.1 | 2.6 ± 1.0 | 2.2 ± 1.1 | 1.9 ± 1.13 | 2.0 ± 1.13 | 2.3 ± 1.2 |
Participants who reported special diets were excluded (n = 401). Tests for trend or differences in distribution across BMI categories were made by using chi-square analysis or generalized linear models as appropriate; percentages may not equal 100% because of rounding. CVD, cardiovascular disease; INTERMAP, International Study of Macro-/Micronutrients and Blood Pressure.
Mean ± SD (all such values).
Significantly different from men within BMI category, P < 0.05.
Significantly different distribution across BMI categories for men and women, P < 0.05.
P-trend < 0.05 across BMI categories for men and women.
Significantly different distribution across BMI categories for men, P < 0.05.
P-trend < 0.05 across BMI categories for women.