Table 1.

Patient (n=44) characteristics and procedure-related data (n=63)

Age, median (IQR), years	1.0 (0.0–3.8, 0.0–56)
Sex, female/male, %	52.3/47.7
Weight, median (IQR), kg	9.5 (4.1–17.0, 1.3–74.3)
Height, median (IQR), cm	76.0 (50–111, 40–80)
Body surface area, median (IQR), m2	0.45 (0.24–0.72, 0.12–1.93)
Access, n (%)
Right jugular vein	34 (53.9)
Left jugular vein	17 (27.0)
Right subclavian vein	2 (3.2)
Left subclavian vein	1 (1.6)
Right common carotid artery	7 (11.1)
Left common carotid artery	2 (3.2)
Sheath size, median (IQR), Fr	4.0 (4.0–5.7, 2.7–18.0)
Procedure time (mean ± SD), min	217±12
Fluoroscopy time (mean ± SD), min	28.1±3.1
Dose area product (mean ± SD), µGy*cm2	1845±705
General anaesthesia, yes/no, %	59/41