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. Author manuscript; available in PMC: 2015 Sep 28.
Published in final edited form as: J Nutr. 2011 Oct 26;141(12):2191–2197. doi: 10.3945/jn.111.144659

Table 1.

Demographic characteristics for Lower Mississippi Delta adults1

Characteristic n %
Total 1689
Sex
 Male 641 47.5 (46.7, 48.2)
 Female 1048 52.5 (51.8, 53.3)
Age Group, y
 18–29 306 20.7 (18.4, 23.1)
 30–39 321 19.1 (17.3, 20.8)
 40–59 605 36.9 (34.6, 39.2)
 ≥60 456 23.3 (21.5, 25.1)
 Unknown 1 0.0 (0.0, 0.1)
Race
 White 827 53.8 (53.1, 54.4)
 African American 812 42.8 (41.7, 43.9)
 Other 34 2.5 (1.5, 3.5)
 Unknown 16 0.9 (0.5, 1.4)
Income Level
 <$15,000 465 23.1 (20.9, 25.4)
 $15,000–$29,999 417 24.8 (22.3, 27.3)
 ≥$30,000 612 40.0 (37.2, 42.8)
 Unknown 195 12.1 (10.4, 13.8)
Education Level
 <High School 407 23.2 (20.9, 25.5)
 High School 568 36.8 (34.5, 39.1)
 >High School 691 38.5 (36.1, 40.9)
 Unknown 23 1.5 (0.7, 2.2)
Smoking Status2
 Current Smoker 388 24.4 (22.0, 26.8)
 Former Smoker 302 18.0 (16.1, 19.8)
 Non-smoker 984 56.5 (53.9, 59.1)
 Unknown 15 1.2 (0.5, 1.8)
Weight Status
 Healthy Weight (18.5 ≤ BMI ≤ 24.9) 536 31.3 (28.8, 33.9)
 Overweight (25.0 ≤ BMI ≤ 29.9) 548 33.3 (30.6, 36.0)
 Obese (30.0 ≤ BMI ≤ 39.9) 494 29.6 (27.1, 32.1)
 Extreme Obesity (BMI ≥ 40.0) 84 4.2 (3.1, 5.3)
 Unknown 27 1.6 (0.8, 2.3)
Total Energy Intake, kcal/d 1689 2010 (1960, 2060)
1

Values are mean (95% CI).

2

Current smoker = smoked at least 100 cigarettes and now smoking; former smoker = smoked at least 100 cigarettes and not smoking; non-smoker = did not smoke at least 100 cigarettes.