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Comparison of change in volume in groups one year post surgery
| Mean Difference of Volume (mm3) | SD | |
|---|---|---|
| Group 1 | 28.53 | ±27.28 |
| Group 2 | 91.21 | ±111.30 |
| Group 3 | 347.46 | ±233.87 |
| Group 4 | 86.78 | ±40.44 |
| P | 0.007**=Significant, P<0.05 is considered significant | |
