Table 3. Comparison of the study and control groups with respect to vertical swelling scores (in cm) by unpaired t-test .
| Groups | Immediate pre-operative | 1st day | 3rd day | 7th day | Changes from immediate pre-operative to | |||||||||
| 1st day | 3rd day | 7th day | ||||||||||||
| Mean | SD | Mean | SD | Mean | SD | Mean | SD | Mean | SD | Mean | SD | Mean | SD | |
| Study | 9.65 | 0.99 | 9.81 | 1.00 | 9.84 | 1.00 | 9.64 | 0.99 | 0.16 | 0.07 | 0.19 | 0.07 | -0.01 | 0.04 |
| Control | 9.65 | 0.99 | 9.88 | 0.98 | 9.96 | 1.01 | 9.64 | 0.99 | 0.23 | 0.09 | 0.31 | 0.09 | -0.01 | 0.04 |
| t-value | 0.0000 | -0.2402 | -0.3784 | 0.0000 | -2.9153 | -4.4607 | 0.0000 | |||||||
| P-value | 1.0000 | 0.8115 | 0.7072 | 1.0000 | 0.0059* | 0.0001* | 1.0000 | |||||||
*P<0.05, # applied paired t-test