| VAS |
|
Mean rank |
Mann-Whitney Test |
| Nalbuphine Group |
Morphine Group |
Group I |
Group II |
Z |
P-value |
| T2 |
Range |
7-9 |
7-9 |
18.200 |
22.800 |
-1.355 |
0.175 |
| Median(IQR) |
8(1) |
8(0.75) |
| T6 |
Range |
5-7 |
6-8 |
12.350 |
28.650 |
-4.635 |
<0.001 |
| Median(IQR) |
5(1) |
7.5(2) |
| T16 |
Range |
2-5 |
3-6 |
14.325 |
26.675 |
-3.518 |
<0.001 |
| Median(IQR) |
4.5(1.75) |
5.5(1) |
| T24 |
Range |
1-3 |
2-6 |
11.275 |
29.725 |
-5.091 |
<0.001 |
| Median(IQR) |
2(1) |
5(1.75) |
| Friedman Test |
X2 |
58.306 |
51.133 |
|
| P-value |
<0.001 |
<0.001 |
T2: 2 hours postoperative; T6: 6 hours postoperative; T16: 16 hours postoperative; T24: 24 hours postoperative |
