Article Figures & Data
Tables
Group
AGroup
BNumber of infants 60 40 Age in mo Mean (SD) 4.8 (1.1) 5.8 (1.0) Range 3–7 3.5–7 QTc interval in milliseconds Before initiation of treatment Mean (SD) 390 (18) Number with QTc >440 0 After initiation of treatment Mean (SD) 400 (20) 403 (27) Number with QTc >440 1 1 Number with increase in QTc >10 30 Number with arrhythmia 0 0 SD indicates standard deviation; QTc, corrected QT interval.