Table 1. Procedural data [median (range)] for Groups I and P.

	Group P (n=10)	Group I (n=10)	P-value
Bupivacaine dose (mg)	8.7 (4–14.9)	13.5 (2.31–16)	0.21
Bupivacaine dose related to BM (mg/kg)	0.42 (0.40–0.59)	0.45 (0.4–0.85)	0.32
Bupivacaine dose related to SCL (mg/cm)	0.15 (0.1–0.19)	0.18 (0.07–0.18)	0.32
Morphine dose (mg)	1 (0.3–1)	1 (0.3–1)	0.81
Morphine dose related to BM (mg/kg)	0.03 (0.027–0.07)	0.03 (0.025–0.11)	0.28
Propofol induction bolus (mg/kg)	5 (4–6)	5 (4–7)	0.56
Mean propofol rate infusion in the first hours (mg/kg/h) versus mean ET isoflurane (%) in the first hour	25 (20–35)	1 (0.8–1.2)	Not evaluated

BM: body mass; SCL: spinal cord length; ET: end-tidal.