Table 1 Patient variables and bupivacaine doses
Loss of pinprick discrimination at T12 (n = 111) | Loss of pinprick discrimination at T10 (n = 121) | |
|---|---|---|
ASA status (I/II) | 82/29 | 95/26 |
Sex, male/female | 71/40 | 83/38 |
Age, y | 44.6 (11.7) | 44.9 (11.9) |
Height, cm | 165.2(8.3) | 165.9(7.3) |
Weight, kg | 64.3 (10.9) | 67.9 (11.3) |
Vertebral column length, cm | 65.2(4.9) | 65.2(4.4) |
Abdominal girth, cm | 78.1(9.9) | 81.5(8.8) |
0.5 % plain bupivacaine volume, ml | 3.04(0.51) | 3.18(0.44) |