Clinical Study
Pregabalin Effect on Acute and Chronic Pain after Cardiac Surgery
Table 3
Post hoc comparisons between groups using the Mann–Whitney test.
| Groups compared | Boluses requested | Boluses given | VRS 8 hours | VRS 3 months | Morphine consumption 8 hours | Morphine consumption 24 hours | Analgesics 3 months | Sleep disturbance 3 months |
| 1 versus 2 (control versus pregabalin 75 mg) | 0.000 | 0.000 | 0.002 | 0.000 | 0.01 | 0.000 | 0.007 | 0.003 | 1 versus 3 (control versus pregabalin 150 mg) | 0.000 | 0.000 | 0.002 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 2 versus 3 (pregabalin 75 mg versus pregabalin 150 mg) | 0.003 | 0.004 | 0.465 | 0.985 | 0.1 | 0.005 | 0.126 | 0.452 |
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