Table 1.

Demographic variables.

Age (median years)	4.5
Sex	n (%)
Female	12 (28,5)
Male	30 (71,4)
Weight	n (%)
<10 kg	11 (27)
11–20 kg	21 (50)
21–30 kg	4 (9,5)
>30 kg	6 (14)