Table 1 Baseline characteristics of patients. Values are given as mean ± SD or number of patients (%)
Tetracaine group (n = 30) | Image group (n = 30) | P value | |
|---|---|---|---|
Age(yr) | 58.14 ± 10.08 | 51.27 ± 13.58 | 0.136 |
Weight(Kg) | 59.13 ± 9.63 | 62.13 ± 8.78 | 0.380 |
Height(cm) | 166.38 ± 5.04 | 167.92 ± 6.55 | 0.509 |
Education level | 0.177 | ||
Illiteracy | 2 (6.7%) | 0 (0%) | |
Primary school | 6 (20.0%) | 12 (40.0%) | |
Middle school | 12 (40.0%) | 14 (6.7%) | |
High school | 4 (13.3%) | 0 (0%) | |
College and above | 6 (20.0%) | 4 (13.3%) | |
Duration of operation(h) | 3.13 ± 1.13 | 2.71 ± 0.82 | 0.334 |
Intraoperative sufentanyl(ug/kg) | 0.43 ± 0.30 | 0.41 ± 0.26 | 0.842 |