Table 3.
Clinical signs of the temporomandibular disorders (TMD) in patients treated with a mandibular advancement device (MAD) during a 24-month follow-up
| TMD signs | Baseline (n = 23) |
1 month (n = 15) |
3 months (n = 14) |
6 months (n = 12) |
24 months (n = 6) |
|---|---|---|---|---|---|
| Restricted mandibular opening | 0 | 0 | 0 | 0 | 0 |
| Clicking of the TMJ | 3 | 3 | 3 | 3 | 1 |
| Crepitation of the TMJ | 6 | 5 | 5 | 5 | 2 |
| Luxation of the TMJ | 0 | 0 | 0 | 0 | 0 |
| Pain on palpation of the TMJ | |||||
| laterally | 1 | 1 | 0 | 0 | 0 |
| posteriorly | 1 | 2 | 1 | 0 | 0 |
| Pain on palpation | |||||
| Temporal muscle – posterior part | 0 | 1 | 0 | 0 | 0 |
| Temporal muscle – anterior part | 0 | 1 | 1 | 0 | 0 |
| Temporal muscle – insertion | 9 | 8 | 7 | 5 | 2 |
| Masseter muscle | 4 | 6 | 5 | 3 | 1 |
| Medial pterygoid muscle | 5 | 3 | 3 | 4 | 2 |
| Lateral pterygoid muscle | 8 | 11 | 7 | 5 | 1 |
| Posterior digastric muscle | 9 | 11 | 8 | 7 | 2 |
n = number of patients; TMJ = tmporomandibular joint.