Table 3.
Comparison of initial cephalometric measurements (T0) between the groups
| Group 1 (N = 16) | Group 2 (N = 15) | Z | p | |||
|---|---|---|---|---|---|---|
| Mean ± SD | Median (Min.-Max.) |
Mean ± SD | Median (Min.-Max.) |
|||
| SNA° | 81.95 ± 2.33 | 81.65 (76.6–85.3) | 81.81 ± 2.28 | 82.3 (78.8–87.4) | -0.535 | 0.593 |
| SNB° | 76.61 ± 2.38 | 76.95 (72.7–80.6) | 77.09 ± 2.31 | 78 (73.3–80.6) | -0.712 | 0.476 |
| ANB° | 5.34 ± 1.7 | 5.65 (0.8–7.6) | 4.85 ± 1.37 | 4.5 (2.6-7) | -1.069 | 0.285 |
| GoGnSN° | 26.36 ± 4.86 | 27.6 (15.8–32.6) | 28.95 ± 4.97 | 30.2 (18.1–36.8) | -1.305 | 0.192 |
| FMA° | 18.43 ± 4.08 | 19.05 (10.7–24.7) | 19.62 ± 4.74 | 18.2 (11.7–29.8) | -0.158 | 0.874 |
| Occl P-SN° | 15.29 ± 4.77 | 14 (9.3–28.6) | 15.75 ± 5.72 | 16.2 (5.5–26.5) | -0.316 | 0.752 |
| Overjet (mm) | 4.28 ± 0.62 | 4.3 (3.4–5.6) | 4.07 ± 1.39 | 3.8 (2-6.9) | -0.852 | 0.394 |
| Overbite (mm) | 6.44 ± 1.47 | 6.95 (4.3–9.2) | 4.92 ± 1.3 | 5.2 (2.7–7.7) | -2.198 | 0.028* |
| U1-SN° | 87.76 ± 4.73 | 86.55 (80.5–97.3) | 87.75 ± 7.97 | 89.2 (68.9–96.2) | -0.692 | 0.489 |
| U1-NA° | 7.63 ± 3.57 | 7.45 (1.7–16.7) | 7.24 ± 8.24 | 7.9 (-10.8-22.8) | -0.138 | 0.890 |
| U1-NA (mm) | -1.58 ± 2.36 | -1.75 (-4.4-5.4) | -0.50 ± 2.51 | -0.7 (-5.9-5.9) | -1.880 | 0.060 |
| L1-NB (mm) | 1.98 ± 2.01 | 1.7 (-0.5-5.3) | 3.01 ± 1.66 | 2.3 (1.1–6.4) | -1.583 | 0.113 |
| L1-NB° | 19.37 ± 4.94 | 18.25 (12.8–29.6) | 22.47 ± 3.27 | 22.5 (17.8–27.4) | -2.135 | 0.033* |
| IMPA° | 93.48 ± 3.24 | 93.5 (87.2–99.6) | 94.33 ± 4.55 | 93.7 (84.9–102) | -0.396 | 0.692 |
| U6-H (mm) | 20.68 ± 2.61 | 20.25 (18-27.9) | 21.70 ± 2.20 | 21.3 (18.1–25.8) | -1.424 | 0.155 |
| U6-V (mm) | 40.78 ± 3.00 | 42.35 (33.5–43.9) | 42.43 ± 3.89 | 42.1 (33.5–50.7) | -1.127 | 0.260 |
| L6-H (mm) | 34.03 ± 3.72 | 33.6 (29.3–43.7) | 34.77 ± 2.90 | 34.9 (29.5–40.4) | -1.107 | 0.268 |
| L6-V (mm) | 39.49 ± 3.10 | 40 (33.5–43.3) | 41.99 ± 4.19 | 42 (33-50.6) | -1.760 | 0.078 |
| U1-H (mm) | 26.23 ± 2.65 | 26.15 (22.5–32.6) | 26.66 ± 2.41 | 26.4 (22.7–30.3) | -0.573 | 0.566 |
| U1-V (mm) | 67.17 ± 4.01 | 67.55 (60-73.2) | 69.26 ± 4.30 | 69.5 (63.2–77.5) | -0.969 | 0.333 |
| L1-H (mm) | 35.63 ± 2.06 | 35.7 (32.5–41) | 36.21 ± 3.11 | 36.3 (31.9–41.8) | -0.455 | 0.649 |
| L1-V (mm) | 62.24 ± 3.99 | 62.85 (57-69.1) | 65.72 ± 3.78 | 65.5 (59-74.1) | -2.077 | 0.038* |
| Nazolabial° | 111.52 ± 5.68 | 110.3 (102.1-122.8) | 106.92 ± 10.10 | 108.4 (87.4–122) | -1.246 | 0.213 |
| Upplip-E (mm) | 3.13 ± 1.52 | 2.8 (1.1–5.9) | 2.11 ± 1.61 | 2.3 (-0.9-4.5) | -1.405 | 0.160 |
| Lowlip-E (mm) | -2.97 ± 1.84 | -3.4 (-6.9–0.1) | -1.57 ± 2.64 | -2.8 (-4-3.5) | -1.543 | 0.123 |
| Facial convexity° | 3.10 ± 1.70 | 2.9 (-1.3-5.3) | 3.79 ± 2.17 | 3.1 (0.2-8) | -0.732 | 0.464 |
Z: Mann-Whitney U Test
*p < 0.05 was significant
Min. Minimum, Max. Maximum, SD Standard Deviation