TABLE 3.
Summary of Data on the Pediatric Neuroradiological Cases Used for Dose Calculations
| Age, years (reference age for specifying phantom) | Number of cases | Weight (kg) | Height (cm) | MSDa, mGy (range) | Combined fluoroscopy time, minutes (range) | Total DAP, Gy·cm2 for PA + LAT (range) | Percentage DAP from frontal plane (range) |
|---|---|---|---|---|---|---|---|
| <1 (0) | 3 | 4.5 (1.8–3.6) | 48 (30–64) | 910 (380–1400) | 69 (50–94) | 5.9 (4.3–8.1) | 53 (46–60) |
| 1–2 (1) | 12 | 10.5 (7.7–14.5) | 75 (70–84) | 910(240–1810) | 42 (15–132) | 11.4 (2.5–28.2) | 59 (28–78) |
| 3–7 (5) | 10 | 20.5 (14.5–29.5) | 110 (97–122) | 1640 (400–3190) | 55 (13–132) | 14.3 (2.9–28.5) | 66 (51–81) |
| 8–12 (10) | 5 | 42.3 (34–51.3) | 150 (137–163) | 2370 (1500–3810) | 98 (37–138) | 27.8 (13.9–47.4) | 59 (54–65) |
| 13–17 (15) | 19 | 56.6 (20–88.4) | 163 (122–180) | 2290 (600–6610) | 110 (44–314) | 31.3 (7.2–89.8) | 63 (47–100) |
| Overall | 49 | 33 (1.8–88.4) | 122 (30–180) | 1740 (240–6610) | 79 (13–314) | 20.8 (2.5–89.8) | 62 (28–100) |
a
Maximum skin dose.