| Variables | Catheter time, hours mean ± S.D | p value | Hospital stay after surgery, hours mean ± S.D | p value |
| Medical treatment No Yes |
18.80 ± 2.280 18.30 ± 3.102 |
0.732
|
22.40 ± 0.894 21.57 ± 4.125 |
0.660
|