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Table 3 Comparisons according to ΔQTc

From: The effect of oral ondansetron on QT interval in children with acute gastroenteritis; a retrospective observational study

 

ΔQTc < 30 ms

ΔQTc ≥30 ms

P

Patients, n (%)

73 (91.3)

7 (8.7)

 

Female, n (%)

39 (53)

5 (71)

 

Age, mon

52.0 (31.5 – 68.3)

30.0 (10.0 – 44.0)

0.02

Weight, kg

17.0 (13.0 – 20.0)

12.0 (10.6 – 15.6)

0.02

Ondansetron, mg/kg

0.2 (0.1 – 0.2)

0.2 (0.1 – 0.2)

0.56

PreQTc, ms

404.0 (387.8 – 424.0)

383.0 (379.0 – 394.0)

0.04

PostQTc, ms

411.0 (388.0 – 425.3)

422.0 (411.0 – 439.0)

0.09

  1. Data are presented as number (n, %) or median with interquartile range (IQR)
  2. ΔQTc is the change of QT interval before and after oral ondansetron administration
  3. P value < 0.05 was set to be statistically significant