[Retracted] Clinical Efficacy and Safety of Ibuprofen plus Traction, Reposition, and Hip Spica Cast in the Treatment of Developmental Dysplasia of the Hip

Table 3

Comparison of the incidence of adverse events (n (%)).

	Observation group (n = 30)	Control group (n = 30)	x ^2
Vomiting	3	2	—	—
Urinary retention	2	2	—	—
Respiratory depression	1	1	—	—
Incidence of adverse events	6 (20%)	5 (17%)	0.111	0.739

.