Table I.

Overview of the Study and Patient Characteristics (Median (Range))

Drug	Gentamicin	Tobramycin	Vancomycin
Number of subjects	717	614	429
Number of blood samples	1,705	1,273	1,168
Age	Median 2 days (1 day–15 years)	Median 3 days (2 days–18 years)	Median 16 days (1 day–17 years)
Subjects (n) per age group (range)
1 (1–28 days)	682 (GA 23–43)	463 (GA 23–43)	283 (GA 23–34)
2 (1–23 months)	26	67	87
3 (2–11 years)	5	48	42
4 (12–18 years)	4	36	17
Bodyweight	2,600 g (440 g–80 kg)	2,010 g (485 g–85 kg)	1,800 g (415 g–85 kg)
Serum creatinine (μmol/L)	72 (12–104)	72 (5–130)	51 (7–144.1)

GA Gestational age (weeks)