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Table 1 Participant characteristics

From: Seasonal differences in brown adipose tissue density and pulse rate variability in a thermoneutral environment

Variables Summer
(n = 20)
Winter
(n = 20)
P value
Age, years 21.0 ± 1.2 20.6 ± 0.9 0.19
Female, % 40 40
Height, cm 165.7 ± 9.1 166.0 ± 6.6 0.90
Body weight, kg 68.3 ± 14.6 64.9 ± 13.3 0.45
BMI, kg/m2 24.7 ± 4.0 23.4 ± 3.6 0.28
Body fat, % 26.0 ± 8.5 23.7 ± 6.0 0.33
Fat mass, kg 17.6 ± 9.2 14.2 ± 5.0 0.16
Lean body mass, kg 47.6 ± 7.8 47.2 ± 9.5 0.89
Bone mass, kg 2.9 ± 0.4 2.8 ± 0.5 0.38
SBP, mmHg 118.6 ± 17.6 120.1 ± 10.5 0.74
DBP, mmHg 64.4 ± 14.4 66.4 ± 7.8 0.60
Heart rate, bpm 71.2 ± 12.9 65.1 ± 8.8 0.09
Steps, per day 7060.6 ± 2478.8 7690.1 ± 2027.8 0.39
Energy expenditure, kcal/day 218.5 ± 93.2 193.0 ± 64.2 0.32
Energy intake, kcal/day 1997 ± 718 1787 ± 682 0.35
Protein intake, g/day 63.4 ± 22.7 63.5 ± 25.2 0.99
Fat intake, g/day 58.0 ± 22.5 57.4 ± 19.9 0.93
Carbohydrate intake, g/day 293.7 ± 110.3 239.9 ± 101.6 0.12
  1. Data are reported as means ± standard deviations
  2. BMI body mass index, DBP diastolic blood pressure, SBP systolic blood pressure