Table 2.
Comparison of Heart Rate, Oxygen Saturation, and Systolic Blood Pressure at Three Different Time Points
| Parameter | Group BD | Group BO | P value |
|---|---|---|---|
| Heart rate (beats/min) | |||
| Baseline | 125.2 ± 14.3 | 133.5 ± 16.8 | 0.054 |
| 10 min post-injection | 122.5 ± 15.3 | 135.1 ± 15.9 | 0.004 |
| 20 min post-injection | 118.1 ± 13.1 | 128.3 ± 12.0 | 0.008 |
| Oxygen saturation (SaO2) (%) | |||
| Baseline | 97.1 ± 2.8 | 97.2 ± 2.6 | 0.858 |
| 10 min post-injection | 99.3 ± 0.6 | 99.1 ± 0.9 | 0.388 |
| 20 min post-injection | 99.3 ± 0.6 | 98.8 ± 1.6 | 0.251 |
| Systolic blood pressure (mmHg) | |||
| Baseline | 99.6 ± 12.8 | 94.1 ± 13.4 | 0.120 |
| 10 min post-injection | 94.9 ± 10.0 | 93.5 ± 13.9 | 0.668 |
| 20 min post-injection | 95.9 ± 11.3 | 92.3 ± 12.3 | 0.300 |
Values are presented as mean ± SD.
Results of independent t test.
Group BD: bupivacaine + dexmedetomidine, Group BO: bupivacaine + normal saline.