[Retracted] Posterior Lumbar Plexus Block Anesthesia for Elderly Patients with Lower Limb Fracture

Table 2

Anesthesia comparisons between the study and control groups ().

Groups	Cases	BIS value			Onset time of retardation (min)	Anesthesia induction time (min)
		Anesthesia 5 min	Anesthesia 15 min	Anesthesia 30 min
Study group	56
Control group	56
value		5.346	8.974	6.772	12.085	11.443
value		0.001	0.001	0.001	0.001	0.001