Table 1 Patient characteristics and mean DAPs, EDs, and ED to DAP ratios
Patient number (Male / Female) | Age | Height (cm) | Weight (kg) | DAP (Gy·cm2) | ED (mSv) | ED to DAP ratio (mSv·Gy−1·cm− 2) | |
|---|---|---|---|---|---|---|---|
All patients | 80 (56/24) | 65 ± 12 (36–87) | 162 ± 8 (146–183) | 67 ± 13 (48–120) | 12.9 ± 0.8 (11.8–17.1) | 3.5 ± 0.5 (2.1–4.5) | 0.27 ± 0.04 (0.17–0.35) |
BMI < 25 kg/m2 | 45 (30/15) | 68 ± 11 (37–87) | 161 ± 7 (148–176) | 59 ± 6 (48–76) | 12.9 ± 0.6 (12.3–15.4) | 3.8 ± 0.3 (3.0–4.5) | 0.29 ± 0.02 (0.24–0.35) |
BMI 25–30 kg/m2 | 22 (18/4) | 62 ± 12 (40–83) | 163 ± 7 (146–173) | 72 ± 7 (58–86) | 12.8 ± 0.6 (11.8–14.8) | 3.3 ± 0.4 (2.7–4.2) | 0.26 ± 0.02 (0.22–0.30) |
BMI ≥ 30 kg/m2 | 13 (8/5) | 60 ± 13 (36–83) | 163 ± 8 (148–183) | 85 ± 13 (68–120) | 13.2 ± 1.4 (11.9–17.1) | 3.0 ± 0.4 (2.1–3.9) | 0.23 ± 0.03 (0.17–0.28) |