Table 4 Comparisons of roughness at three time intervals within each subgroup
Variables | Roughness at T0 P. value | Roughness at T1 P. value | Roughness at T2 P. value |
|---|---|---|---|
NTC | 0.000 | 0.469 | 0.000 |
NSD | 0.000 | 1.000 | 0.000 |
NDB | 0.000 | 0.000 | 0.000 |
MTC | 0.000 | 0.632 | 0.000 |
MSD | 0.000 | 1.000 | 0.000 |
MDB | 0.000 | 0.004 | 0.000 |