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

Table 2

Patient characteristics and duration of surgery.

	Bupivacaine; (𝑛=28)	Levobupivacaine; (𝑛=31)	P value
Age (yr)	41 (14)	39 (14)	0.54
Height (cm)	169 (9)	173 (7)	0.06
Weight (kg)	77 (14)	77 (13)	0.99
Gender; (M/F ratio)	19/9	26/5	0.15
ASA (I/II ratio)	18/10	26/5	0.08
Duration of surgery (min)	26 (16)	21 (10)	0.17

yr: year; cm: centimetres; kg: kilograms; M: male; F: female; min: minutes.
Data are expressed as means (SD). There were no significant differences.