|
Volume of fluid collection in the two groups as assessed by USG on D 1 & D7 |
||||
| Amount of fluid |
Drain group |
Non drain group |
||
|
|
||||
| D1 |
D7 |
D1 |
D7 |
|
|
|
||||
| Mean |
3.258 ml |
1.819 ml |
2.345 ml |
1.366 ml |
| Minimum |
0 ml |
0 ml |
0 ml |
0 ml |
| Maximum |
40 ml |
35 ml |
19 ml |
14.2 ml |
| Total number of patients |
51 |
51 |
51 |
51 |
| Two sample T test for detection of difference in means of fluid collected on D1 & DD7 respectively |
||||
| Unequal variance |
T |
DF |
P |
|
| D1 |
0.9 |
81.5 |
0.371 |
|
| D7 |
0.58 |
72.9 |
0.577 |
|
Khanna et al. BMC Surgery 2005 5:11 doi:10.1186/1471-2482-5-11 |
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