Table 2 Descriptive statistics of demographic factors by body habitus presented as mean ± standard deviation with ranges
From: Strategies for calculating contrast media dose for chest CT
Demographic factors | Normal (n = 31) | Muscular (n = 28) | Obese (n = 30) |
|---|---|---|---|
Age (years) | 62.6 ± 9.3 (44–82) | 34.3 ± 10.8 (19–56) | 56.9 ± 13.7 (28–77) |
Total body weight (kg) | 67.9 ± 11.5 (38–88) | 73.1 ± 15.1 (54–118) | 93.9 ± 16.3 (70–136) |
Height (cm) | 174 ± 8.1 (160–187) | 178 ± 10.7 (157–199) | 174 ± 8.4 (160–194) |
BMI (kg/m2) | 22.2 ± 2.8 (14–26) | 22.8 ± 2.8 (17–30) | 31.0 ± 3.7 (25–40) |
Waist size (cm) | 84.2 ± 10.0 (64–100) | 82.0 ± 10.2 (66–102) | 107.9 ± 12.0 (88–131) |
BFP (%) | 25.8 ± 5.8 (15–41) | 19.7 ± 5.2 (10–29) | 36.2 ± 6.6 (23–48) |
Lean body mass (kg) | |||
According to James | 52.9 ± 9.0 (33–68) | 57.3 ± 10.7 (41–85) | 60.8 ± 10.5 (48–81) |
According to Boer | 53.2 ± 7.6 (39–66) | 57.0 ± 9.7 (41–82) | 60.9 ± 10.9 (47–86) |
According to BIA | 50.3 ± 9.4 (31–67) | 58.6 ± 11.6 (38–86) | 59.9 ± 12.2 (42–86) |
Body surface area (m2) | 1.8 ± 0.2 (1.3–2.1) | 1.9 ± 0.2 (1.5–2.6) | 2.1 ± 0.2 (1.8–2.7) |