Table 1

Descriptive statistics for anthropometric measures, measures of adiposity and IOS measures of airways resistance

nMinimumMaximumMeanSD
(A) Anthropometric measures
Age (years)72267452.08.8
Height (cm)72149188170.09.3
Weight (kg)7278229136.029.5
(B) Measures of adiposity
BMI (kg/m2)7232.373.947.29.8
DXA total fat (kg)5532.386.258.213.5
DXA trunk fat (kg)5522.055.735.78.0
DXA visceral adipose tissue mass (kg)211.85.23.21.0
 Seated (n=70)Supine (n=69)Supine vs Seated
MinimumMaximumMean (SD)MinimumMaximumMean (SD)Differencep Value
(C) IOS measures of airways resistance
R50.181.010.500.101.170.690.19<0.0005
(kPa/L/s)(0.18)(0.21)(+37%)
R200.130.700.330.100.790.430.10<0.0005
(kPa/L/s)(0.12)(0.12)(+29%)
R5–R200.000.500.17–0.020.690.260.09<0.0005
(kPa/L/s)(0.11)(0.15)(+52%)
  • R5, overall airways resistance; R20, large airways resistance; R5–R20, small airways resistance; BMI, body mass index; DXA, dual-energy X-ray absorptiometry; IOS, impulse oscillometry.