TABLE 2.

Demographic Characteristics of Each Treatment Group and Age Group

0.25 mg of Lidocaine (N = 48)0.5 mg of Lidocaine (N = 48)Placebo (N = 49)Total (N = 145)
3–7 y (N = 16)8–12 y (N = 16)13–18 y (N = 16)3–7 y (N = 16)8–12 y (N = 16)13–18 y (N = 16)3–7 y (N = 17)8–12 y (N = 16)13–18 y (N = 16)
Age, y
    Median61114510155101410
    Range3–78–1213–173–78–1213–173–78–1213–183–18
Gender, no. (%)
    Male8 (50)10 (63)9 (56)8 (50)9 (56)10 (63)7 (41)7 (44)5 (31)73 (50)
    Female8 (50)6 (38)7 (44)8 (50)7 (44)6 (38)10 (59)9 (56)11 (69)72 (50)
Race, no. (%)
    White16 (100)16 (100)16 (100)16 (100)16 (100)16 (100)17 (100)16 (100)16 (100)145 (100)
    Black0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)
    Asian0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)
    Other0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)
Weight, kg
    Median20404620345121354834
    Range14–3021–7125–6714–3020–6634–7913–3319–6534–6713–79