Table 2. Pharmacokinetics of Ketamine and Duration of Analgesia after Caudal and IM Administration in Children

Values represent a subset of the study population.

* Values are median (range).

† Values are mean ± SD.

‡ Significant difference between groups (P < 0.05).

C^max= maximum plasma concentration; IM = intramuscular; t^max= time of C^maxafter drug administration.