Table 2.
Comparison of orthodontic and dental findings in patients with DS: aged18-28 years versus > 28 years; avg. = average; CI = confidence interval
| frequency [%; avg (CI)] | 18–28 years (47.1%) | > 28 years (52.9%) |
|---|---|---|
| frontal crowding maxilla | 32.7 (19.9–47.6) | 23.1 (11.1–39.3) |
| frontal crowding mandibula | 28.6 (16.6–43.3) | 25.6 (13.0-42.1) |
| frontal spacing maxilla | 40.8 (27.0-55.8) | 33.3 (19.1–50.2) |
| frontal spacing mandibula | 38.8 (25.2–53.8) | 30.8 (17.0-47.6) |
| overbite < 0 mm | 44.9 (30.7–59.8) | 23.1 (11.1–39.3) |
| overbite = 0 mm | 20.4 (10.2–34.3) | 48.7 (32.4–65.2) |
| increased overbite | 16.3 (7.3–29.7) | 12.8 (4.3–27.4) |
| frontal crossbite | 40.8 (27.0-55.8) | 41 (25.6–57.9) |
| overjet = 0 mm | 24.5 (13.3–38.9) | 23.1 (11.1–39.3) |
| overjet > 4 mm | 8.2 (2.3–19.6) | 0 (0–0) |
| crossbite right side | 44.9 (30.7–59.8) | 60 (43.3–75.1) |
| crossbite left side | 51 (36.3–65.6) | 61.5 (44.6–76.6) |
| open bite right side | 34.7 (21.7–49.6) | 28.2 (15-44.9) |
| open bite left side | 34.7 (21.7–49.6) | 30.8 (17-47.6) |
| orthodontic treatment | 85.7 (72.8–94.1) | 18.9 (4.1–22.2) |
| palatal plate for stimulation | 49 (34.4–63.7) | 18.2 (9.1–30.9) |
| gingival recession | 2 (0.1–10.9) | 29.1 (17.6–42.9) |
| bleeding/periodontal disease | 32.7 (19.5–47.5) | 41.8 (28.7–55.9) |