Table 1.
Characteristics of anhydrous alcohol model versus rabbit ear model
| Variable | Anhydrous alcohol model | Rabbit ear model | P value |
|---|---|---|---|
| Age (days) | 102 ± 9 (range 91 ~ 120) | 103 ± 10 (range 90 ~ 120) | .969 |
| Operation duration (min) | 1.15 ± 1.16 | 8.73 ± 4.30 | .000 |
| Fibrotic hyperplasia duration(day) | 74.27 ± 15.86 | 41.13 ± 15.28 | .001 |
| Observer scar assessment | |||
| Vascularization | 4.47 ± 2.39 | 5.20 ± 2.31 | .339 |
| Pigmentation | 3.3 ± 1.95 | 3.5 ± 1.92 | .852 |
| Pliability | 7.73 ± 1.16 | 3.27 ± 1.92 | .000 |
| Thickness | 7.46 ± 7.47 | 3.20 ± 1.32 | .000 |
| Relief | 7.13 ± 1.13 | 3.60 ± 1.35 | .000 |
| Summary scores | 30.80 ± 3.41 | 18.73 ± 4.64 | .000 |