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Comparison between the groups for TPVB placement
| ALG
|
USG
|
p-value | |||||
|---|---|---|---|---|---|---|---|
| n | Mean | Std Dev | n | Mean | Std Dev | ||
| Time to perform the block (minutes) | 55 | 12.04 | 5.99 | 53 | 10.81 | 5.08 | 0.25 |
| 0.5% bupivacaine with 1:200,000 epinephrine (mL) | 55 | 30.09 | 5.23 | 53 | 32.32 | 5.67 | 0.04 |
| Midazolam (mg) | 55 | 1.76 | 0.58 | 53 | 1.6 | 1.12 | 0.35 |
| Fentanyl (mg) | 55 | 90 | 31.03 | 53 | 92.45 | 30.06 | 0.68 |
Abbreviations: ALG, anatomic landmark guided; Std Dev, standard deviation; TPVB, thoracic paravertebral blockade; USG, ultrasound guided.
