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Table 2 BMI for healthy workers

From: Systemic inflammation in 222.841 healthy employed smokers and nonsmokers: white blood cell count and relationship to spirometry

 

Male

Female

Age (years)

Nonsmokers

Smokers

Nonsmokers

Smokers

 

(n = 78 306)

(n = 85 153)

(n = 27 883)

(n = 31 499)

16–24

24.85 (24.73–24.97)*

24.23 (24.14–24.33)

22.99 (22.79–23.20)

22.86 (22.70–23.02)

25–34

26.30 (26.24–26.35)*

26.02 (25.97–26.07)

23.54 (23.45–23.64)

23.34 (23.26–23.41)

35–44

27.43 (27.38–27.48)*

27.11 (27.06–27.16)

24.71 (24.61–24.81)*

24.21 (24.13–24.30)

45–54

28.21 (28.16–28.26)*

27.53 (27.47–27.60)

25.89(25.79–25.99)*

25.23 (25.12–25.34)

55–64

28.55 (28.48–28.62)*

27.68 (27.58–27.78)

26.90 (26.74–27.05)*

25.83 (25.59–26.03)

>64

28.23 (27.83–28.62)

27.72 (27.02–28.42)

26.78 (26.08–27.49)

24.69 (21.44–27.93)

  1. Values are means and 95% confidence intervals.
  2. * Statistically significant differences between smokers and nonsmokers, for both males and females (t test for independent groups, P < 0.001).
  3. BMI: Body Mass Index (kg/m2). n: Subjects number .