Ā | UMLIA (nā=ā24) | BMLIA (nā=ā24) | CTRL (nā=ā24) | P value |
---|---|---|---|---|
Mean (SD) | ||||
Skeletal measurements | ||||
SNA (Ā°) | 81.83 (4.66)a | 79.32 (2.69)b | 81.43 (3.41)a,b | 0.04* |
SNB (Ā°) | 77.88 (3.64) | 79.34 (3.34) | 78.80 (2.35) | 0.28 |
ANB (Ā°) | 3.95 (2.72)a | āā0.01 (1.96)b | 2.64 (1.98)a | ā<ā0.001* |
Co-A (mm) | 83.81 (4.01)a | 80.37 (3.10)b | 85.48 (3.61)a | ā<ā0.001* |
Co-Gn (mm) | 106.07 (6.62) | 107.70 (5.68) | 108.86 (4.68) | 0.24 |
Maxillo-mandibular differential (mm) | 22.26 (4.08)a | 27.33 (5.09)b | 23.38 (4.21)a | 0.001* |
Wits appraisal (mm) | 0.70 (2.14)a | āā2.52 (3.54)b | āā0.70 (2.79)a,b | 0.005* |
Facial angle (Ā°) | 84.39 (3.71)a | 88.51 (3.91)b | 88.13 (3.43)b | ā<ā0.001* |
Mandibular plane angle (Ā°) | 26.30 (4.26) | 24.01 (5.38) | 25.03 (4.91) | 0.27 |
Dental measurements | ||||
U1/NA angle (Ā°) | 25.32 (6.16) | 24.51 (6.03) | 24.33 (8.28) | 0.87 |
U1/NA distance (mm) | 4.15 (2.25) | 5.16 (2.59) | 4.20 (2.50) | 0.28 |
L1/NB angle (Ā°) | 29.53 (7.07) | 26.84 (5.57) | 27.20 (3.68) | 0.20 |
L1/NB distance (mm) | 5.75 (2.76) | 5.21 (2.29) | 5.41 (2.17) | 0.74 |
U1/FH (Ā°) | 116.53 (6.64) | 117.62 (6.02) | 117.80 (4.71) | 0.72 |
L1/Md plane (Ā°) | 93.48 (7.87) | 92.68 (6.71) | 93.40 (6.41) | 0.91 |
Soft tissue measurements | ||||
Nasolabial angle (Ā°) | 109.32 (9.71) | 108.39 (10.48) | 109.48 (9.59) | 0.92 |
U lip/E-line (mm) | āā1.65 (3.17) | āā3.49 (2.53) | āā2.66 (2.91) | 0.14 |
L lip/E-line (mm) | 0.32 (2.89) | āā0.27 (2.73) | āā0.83 (1.91) | 0.30 |