| |
Morphine |
Fentanyl |
Significance |
| Before start of CPB (baseline) |
222.64 ± 33.66 |
304.93 ± 60.41 |
N.S |
| 4 hrs post-CPB |
32.87 ± 4.58 |
90.24 ± 14.86+ |
P<0.001 |
| 21 hrs post-CPB |
145.02 ± 20.08 |
492.45 ± 71.88+ |
P<0.001 |
Data presented as median (interquartile range). P value by Kruskall-Wallis. Intergroup differences by Mann Whitney.+P value significantly higher in fentanyl group compared to morphine group (p<0.05). N.S=Non Significant |
