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Comparison of duration of sensory block in group ropivacaine, group ropivacaine+dexamethasone, and group ropivacaine+tramadol (n=30)
| Group R | Group D | Group T | P | |
|---|---|---|---|---|
| Duration of analgesia (min) | 250±52.78 | 480±45.49 | 360±45.79 | <0.001* |
The data are expressed as mean±SD and analyzed using unpaired t-test. *Statistically significant. SD=Standard deviation, Group R=Ropivacaine; Group T=Ropivacaine+tramadol; Group D=Ropivacine+dexamethasone
