Descriptive statistics for anthropometric measures, measures of adiposity and IOS measures of airways resistance
| n | Minimum | Maximum | Mean | SD | |
|---|---|---|---|---|---|
| (A) Anthropometric measures | |||||
| Age (years) | 72 | 26 | 74 | 52.0 | 8.8 |
| Height (cm) | 72 | 149 | 188 | 170.0 | 9.3 |
| Weight (kg) | 72 | 78 | 229 | 136.0 | 29.5 |
| (B) Measures of adiposity | |||||
| BMI (kg/m2) | 72 | 32.3 | 73.9 | 47.2 | 9.8 |
| DXA total fat (kg) | 55 | 32.3 | 86.2 | 58.2 | 13.5 |
| DXA trunk fat (kg) | 55 | 22.0 | 55.7 | 35.7 | 8.0 |
| DXA visceral adipose tissue mass (kg) | 21 | 1.8 | 5.2 | 3.2 | 1.0 |
| Seated (n=70) | Supine (n=69) | Supine vs Seated | ||||||
|---|---|---|---|---|---|---|---|---|
| Minimum | Maximum | Mean (SD) | Minimum | Maximum | Mean (SD) | Difference | p Value | |
| (C) IOS measures of airways resistance | ||||||||
| R5 | 0.18 | 1.01 | 0.50 | 0.10 | 1.17 | 0.69 | 0.19 | <0.0005 |
| (kPa/L/s) | (0.18) | (0.21) | (+37%) | |||||
| R20 | 0.13 | 0.70 | 0.33 | 0.10 | 0.79 | 0.43 | 0.10 | <0.0005 |
| (kPa/L/s) | (0.12) | (0.12) | (+29%) | |||||
| R5–R20 | 0.00 | 0.50 | 0.17 | –0.02 | 0.69 | 0.26 | 0.09 | <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.