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Table 1 Sample characteristics by sex (mean values or percentages and 95% CI)

From: Associations between dietary patterns and biomarkers of nutrient status and cardiovascular risk factors among adolescents in Germany: results of the German Health Interview and Examination Survey for Children and Adolescents in Germany (KiGGS)

 

Boys

Girls

 

N = 2646

N = 2551

 

Mean

95% CI

Mean

95% CI

Age (years, mean)

15.1

(15.0–15.1)

15.1

(15.0–15.1)

Regular alcohol consumption (%)a

29.0

(26.7–31.3)

16.5

(14.7–18.4)

Current smoking (%)

22.3

(20.4–24.1)

22.8

(21.1–24.5)

Physical activity (hours per week, mean)

8.2

(7.8–8.5)

5.3

(5.0–5.5)

Vitamin supplement use (%)b

6.6

(5.6–7.7)

4.8

(3.8–5.7)

Mineral supplement use (%)b

3.0

(2.3–3.6)

1.5

(1.0–2.0)

BMI (kg/m2)

21.2

(21.0–21.4)

21.5

(21.3–21.7)

  1. adrinking at least one glass of beer, wine, or liquor per week
  2. bduring the last 7 days