Table 3.
Total amount of ropivacaine and morphine administered in the three groups
| Group Ep-R | Group Ep-RM | Group IV-M | p-values | |
|---|---|---|---|---|
| Ropivacaine (mg) | (Ep-R vs Ep-RM) | |||
| Intra-operatively | 106 (90–125) | 115 (100–135) | – | 0.739 |
| 1st post-op day | 390 ± 112 | 338 ± 112 | – | 0.353 |
| 3st post-op day | 1014 (680–1328) | 823 (673–861) | – | 0.123 |
| Morphine (mg) | (Ep-R vs IV-M) | |||
| Intra-operatively | – | 3.5 (3–4) | 8 (5–10) | 0.029 |
| 1st post-op day | – | 11 ± 1.5 | 52 ± 18 | <0.001 |
| 3st post-op day | – | 28 (26–32) | 114 (108–125) | <0.001 |
Data are expressed as mean ± SD or median (interquartile range). P values <0.05 represent statistically significant results (bold). (Ep-R Epidural Ropivacaine, Ep-RM Epidural Ropivacaine and Morphine, IV-M Intravenous Morphine)