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Statistical analysis and comparison in mean of VAS on Extubation and VAS on next morning between the two groups
| Group | Mean | Std. Deviation | p'value (‘t’ test) | |
|---|---|---|---|---|
| VAS on | sufentanil | 0.54 | 1.417 | 0.390 |
| Extubation | fentanyl | 0.32 | 1.115 | |
| VAS on | sufentanil | 0.46 | .734 | 0.772 |
| next morning or after 12 hrs | fentanyl | 0.42 | .642 |
