Brief Article
Copyright ©2010 Baishideng.
World J Gastrointest Surg. May 27, 2010; 2(5): 165-168
Published online May 27, 2010. doi: 10.4240/wjgs.v2.i5.165
Table 1 Patient characteristics
Characteristics
Age (yr)
Mean34.64
Standard deviation12.03
Range7 to 79
Sex
Male984 (65%)
Female525 (35%)
Total1509
Height (cm)
Mean163.8
Standard deviation61.3
Range90.6 to 180.5
Weight (kg)
Mean55.8
Standard deviation20.3
Range21.5 to 83
ASA Classification
ASA I1103 (73%)
ASA II358 (24%)
ASA III48 (3%)
Inter vertebral space for epidural catheter
D7-D81243 (82%)
D8-D9198 (13%)
D9-D1068 (5%)