Table 1.
Statistical characteristics of ultrasonographically measured thickness of various skin layers and their elastographic parameters determined on three consecutive measurements, along with ICC values for intra-observer reproducibility
| Parameter | Thickness [mm] | Measurement 1 | Measurement 2 | Measurement 3 | ICC |
|---|---|---|---|---|---|
| Right suborbital region: | |||||
| Dermis | 1.0–2.1 | 19.09 ±4.66 | 18.79 ±4.57 | 19.40 ±4.74 | 0.900 |
| Subcutaneous tissue | 0.5–5.0 | 18.07 ±4.64 | 17.63 ±4.41 | 17.61 ±4.37 | 0.966 |
| SMAS | 0.8–3.3 | 16.16 ±4.68 | 16.28 ±4.15 | 16.51 ±4.15 | 0.956 |
| Left suborbital region: | |||||
| Dermis | 0.5–2.8 | 19.09 ±4.66 | 19.42 ±4.22 | 19.55 ±4.20 | 0.970 |
| Subcutaneous tissue | 1.5–6.0 | 17.51 ±4.68 | 17.54 ±4.11 | 17.89 ±4.22 | 0.962 |
| SMAS | 0.7–2.2 | 15.67 ±4.67 | 15.79 ±4.49 | 16.33 ±4.47 | 0.961 |
| Right cheek: | |||||
| Dermis | 0.7–3.3 | 19.23 ±4.69 | 19.46 ±4.29 | 19.46 ±4.22 | 0.963 |
| Subcutaneous tissue | 0.5–4.8 | 17.30 ±4.94 | 17.61 ±4.46 | 18.02 ±4.22 | 0.958 |
| SMAS | 0.6–2.1 | 15.65 ±4.92 | 16.00 ±4.56 | 16.12 ±4.53 | 0.975 |
| Left cheek: | |||||
| Dermis | 0.7–3.4 | 21.68 ±4.81 | 22.05 ±4.62 | 22.02 ±4.83 | 0.948 |
| Subcutaneous tissue | 1.2–6.2 | 17.69 ±4.25 | 17.93 ±3.74 | 17.96 ±3.59 | 0.925 |
| SMAS | 0.4–2.5 | 19.69 ±6.53 | 19.65 ±5.98 | 19.33 ±5.76 | 0.953 |