Research Article

Cephalometric Investigation of First Cervical Vertebrae Morphology and Hyoid Position in Young Adults with Different Sagittal Skeletal Patterns

Table 6

Intergroup comparison of mean differences among females with Class I, II, and III skeletal patterns.

MeasurementsClass I ( = 20)Class II ( = 20)Class III ( = 20)ANOVAMultiple comparison LSD test ( value)
MeanSD MeanSDMeanSDCI-CIICII-CIIICI-CIII

SNA (°)80,804,4683,305,3979,004,85N.S0,2660,0610,421
SNB (°)77,904,4876,605,680,803,91N.S0,8950,0720,094
ANB (°)2,901,286,700,67−1,801,04***0,0000,0000,000
Hy Hy′ MD (°)7,705,378,403,898,405,37N.S0,7531.0000,753
Hy NSL (mm)103,704,27105,605,54106,005,22N.S0,4070,8610,317
Hy NL (mm)59,504,6763,506,6762,105,08N.S0,1180,5770,304
Hy-CVT (mm)49,402,7950,202,7849,902,68N.S0,5220,8090,688
Hy Pog (mm) 54,908,1851,603,5651,905,40N.S0,2310,9120,275
Hy Me (mm)49,107,2444,403,9545,204,31N.S0,0610,7420,117
(mm)8,001,638,601,959,102,13N.S0,4900,5650,211
(mm)8,301,258,701,498,501,43N.S0,5270,7510,751
(mm)7,002,216,52,417,81,47N.S0,5940,1720,396
LUM (mm)27,902,7228,42,2229,003,09N.S0,6820,6240,371
a-p (mm)46,901,8548,502,0147,402,41N.S0,1010,2530,600

< 0.001, N.S.: statistically not significant, SD: standard deviation, and : number of patients.