Table 1.

Mean (SD) of comparison demographic data and VAS score amongst the three groups

	Ibuprofen	Acetaminophen	Placebo	P -value*
Age (years)	6.70 (1.20)	6.31 (1.14)	6.11 (1.01)	0.252
Weight (kg)	21.60 (4.76)	21.05 (3.71)	20.85 (4.09)	0.845
Male to female ratio	0.33	0.90	0.61	0.345
VAS (score)	0.45 (0.82)	0.73(1.24)	1.90 (1.22)	0.000

* Significant level < 0.05