Spinal Anesthesia for Knee Arthroscopy Using Isobaric Bupivacaine and Levobupivacaine: Anesthetic and Neuroophthalmological Assessment

Table 4

Near best-corrected visual acuities values in both eyes.

	Median (range)
	Right eye		Left eye
	BS	AS	BS	AS
Levobupivacaine	1 (0.8–1)	1 (0.8–1)	1 (0.66–1)	1 (0.66–1)
Bupivacaine	1 (0.8–1)	1 (0.8–1)	1 (0.66–1)	1 (0.66–1)

BS: before spinal anesthesia; AS: after spinal anesthesia.