N=50
Age (months), median (IQR)[range]
23.50 (12.25, 37.75) [2.00,81.00]
< 1 year years > 3 years 12 (24%) 22 (44%) 16 (32%)
Weight (kg), mean (SD)[range]
12.43 (5.11) [3.2,23]
Surgical Procedure, n (%) Diagnostic Therapeutic 27 (54%) 23 (46%)
Dose (mg), mean (SD) 58.5 (23.94)
Dose (mg/kg), median (IQR)[range]
5.0 (4.93,5.0) [3.0,5.0]
Volume (ml), mean (SD)[range]
2.94 (1.16) [0.8,5.6]
Plasma at 5 minutes (ng/ml), mean (SD)[range]
2575.8 (1185.47) [88.7,5630.0]
Plasma at 10 minutes (ng/ml), mean (SD)[range] 2960.0 (1154.45) [191.0,5440 .0]
Plasma at 15 minutes (ng/ml), mean (SD)[range]
2851.0 (1078.01) [245.0,5530.0]
Plasma at 20 minutes (ng/ml), mean (SD)[range]
2614.0 (986.85) [252.0,5290.0]
Peak Plasma (ng/ml), mean (SD)[range]
3275 (1164.43) [252,5630]
Time to Peak Plasma (min), median (IQR)[range]
10 (10,15) [5,20]
Plasma above toxicity level of 5000ng/ml, Count (%) 4 (8%)
Adverse Effect, Count (%) 0
Fluid bolus, Count (%) 7 (14%)
Signs of LA toxicity, Count (%) 0
Second cannula removed, Count (%) 45 (90%)