Table 2 Frequencies of categorical variables (total n = 40,165)

Gender

female

4,167

10.4

male

35,998

89.6

Military rank

crew

32,808

81.7

officer

7,357

18.3

Military unit

non-combat

34,719

86.4

combat

5,446

13.6

BMI (kg/m²) weight state

BMI < 25

13,203

32.9

BMI ≥ 25–29.9

19,718

49.1

BMI ≥ 30

7,244

18.0

Obesity (kg/m²) class 1 - 3

BMI ≥ 30–34.9

6,264

86.5

BMI 35–39.9

861

11.9

BMI ≥ 40

119

1.6

Waist (cm) health state adjusted for male/female

normal

21,397

53.3

overweight

10,122

25.2

obese

8,646

21.5