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Table 1 Demographic and lifestyle characteristics of study population

From: Association between body mass index and Firmicutes/Bacteroidetes ratio in an adult Ukrainian population

Variable BMI category
<18.5 18.5–24.9 25–29.9 ≥30
n (%) n (%) n (%) n (%)
Age:
 20–39 7 (22.6) 18 (58.1) 3 (9.7) 3 (9.7)
 40–59 - 6 (40.0) 7 (46.7) 2 (13.3)
  > 60 - 3 (20.0) 6 (40.0) 6 (40.0)
Gender:
 Male 2 (13.3) 7 (46.7) 2 (13.3) 4 (26.7)
 Female 5 (10.9) 20 (43.5) 14 (30.4) 7 (15.2)
Tobacco smoking:
 Never smoker 5 (21.7) 9 (39.1) 8 (34.8) 1 (4.3)
  < 30 pack- years 2 (6.7) 15 (50.0) 6 (20.0) 7 (23.3)
  ≥ 30 pack- years - 3 (37.5) 2 (25.0) 3 (37.5)
Physical activity:
 Sedentary (PAL 1.0–1.39) 1 (14.3) 2 (28.6) 2 (28.6) 2 (28.6)
 Low active (PAL 1.4–1.59) 1 (9.1) 2 (18.2) 3 (27.3) 5 (45.5)
 Active (PAL 1.6–1.89) 4 (12.5) 18 (56.3) 8 (25.0) 2 (6.3)
 Very active (PAL 1.9–2.5) 1 (9.1) 5 (45.5) 3 (27.3) 2 (18.2)
Total 7 (11.5) 27 (44.3) 16 (26.2) 11 (18.0)
  1. PAL physical activity level (a ratio of total energy expenditure to basal energy expenditure [33])