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Parameters studied (onset of sensory, motor blockade, and duration of sensory and motor blockade)
| Parameters | Mean±SD | t | P | |
|---|---|---|---|---|
| Group M | Group N | |||
| Onset of sensory block (min) | 12.2±2.6 | 9.9±3 | 3.259 | 0.002 |
| Onset of motor block (min) | 19.4±3.6 | 14.4±3.6 | 5.44 | 0.0005 |
| Duration of sensory block (min) | 490±75.8 | 508.3±124.2 | 0.89 | 0.493 |
| Duration of motor block (min) | 472±83.9 | 482±124.6 | 0.388 | 0.700 |
| Duration of analgesia (min) | 504±71 | 528±120 | 0.959 | 0.343 |
SD=Standard deviation
