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Preferred interdental cleaning devices after the 1-year OT phase, including the frequency of usage during the last 7 days and 4 weeks (n = 27)
| interdental | n (%) | Frequency last week | frequency last 4 weeks |
|---|---|---|---|
| AirFloss Pro | 16 (53.3) | 3.6 | 14.4 |
| dental floss | 9 (30.0) | 3.8 | 14.8 |
| Interdental brush | 3 (10.0) | 5.0 | 20.7 |
| none | 2 (6.7) | — | — |
