Table 4 Changes in the soft tissue area between pre-treatment (T0) and post-treatment (T1)
From: Orthodontic incisor retraction caused changes in the soft tissue chin area: a retrospective study
Measurement | T0 | T1 | T1-T0 | P-value | |||
|---|---|---|---|---|---|---|---|
Mean | SD | Mean | SD | Mean | SD | ||
Area 1 (cm2) | 2.86 | 0.44 | 3.01 | 0.55 | 0.14 | 0.50 | 0.08 |
Area 2 (cm2) | 2.17 | 0.57 | 2.14 | 0.62 | −0.03 | 0.40 | 0.69 |
Area 1 + 2 (cm2) | 5.03 | 0.83 | 5.15 | 0.99 | 0.12 | 0.76 | 0.35 |