Measurement (Mean ± SD) | Clear aligners | Fixed appliances | P value |
---|
Maxilla | 0.16 ± 0.12 | 0.05 ± 0.03 | 0.001*** |
Mandible | 0.21 ± 0.24 | 0.05 ± 0.06 | 0.001*** |
- The mean and standard deviations of open gingival embrasure areas (mm2) in the clear aligner group and fixed appliance group was computed respectively
- OGE Open gingival embrasure, SD Standard deviation
- *** P = .001