[Table/Fig-1]:
Sex distribution, mean age (years) and retainer type.
| Male | Female | Age(y) ± SD | Maxilla | Mandible | |
|---|---|---|---|---|---|
| Hawley’s | 18 | 16 | 14.04 ± 1.89 | 19 | 15 |
| VFR | 20 | 23 | 14.13 ± 1.81 | 26 | 16 |
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