Correlation Analysis between Three-Dimensional Changes in Pharyngeal Airway Space and Skeletal Changes in Patients with Skeletal Class II Malocclusion following Orthognathic Surgery

Table 7

The multiple linear regression analysis of the sectional area (SA), minimum sectional area (MSA), and AP and TV width changes caused by skeletal changes (at PNS and ANS) between and .

(a)

Maxilla	SA 0			SA 1			SA 2
		SE			SE			SE
ANS-N per	0.129	0.585	0.566	0.125	0.544	0.593	0.139	0.608	0.550
ANS-FH	-0.257	-1.167	0.258	0.006	0.026	0.980	0.080	0.351	0.729
PNS-N per	0.153	0.712	0.485	0.154	0.676	0.507	0.084	0.362	0.721
PNS-FH	-0.326	-1.516	0.146	-0.092	-0.405	0.690	-0.019	-0.081	0.936

(b)

Maxilla	SA 3			MSA
		SE			SE
ANS-N per	0.342	1.576	0.132	0.197	0.869	0.395
ANS-FH	0.129	0.595	0.559	0.101	0.445	0.661
PNS-N per	0.303	1.366	0.188	0.243	1.075	0.296
PNS-FH	0.083	0.374	0.713	0.028	0.124	0.903

(c)

Maxilla	AP width 0			TV width 0			AP width 1			TV width 1
		SE			SE			SE			SE
ANS-N per	0.217	0.973	0.343	0.261	1.242	0.229	0.006	0.027	0.979	0.092	0.399	0.694
ANS-FH	-0.146	-0.655	0.520	-0.291	-1.381	0.183	0.063	0.272	0.789	-0.034	-0.149	0.883
PNS-N per	0.225	0.994	0.333	0.338	1.614	0.123	0.044	0.189	0.852	0.111	0.484	0.634
PNS-FH	-0.026	-0.115	0.909	-0.228	-1.091	0.289	-0.047	-0.204	0.841	-0.119	-0.519	0.610

(d)

Maxilla	AP width 2			TV width 2			AP width 3			TV width 3
		SE			SE			SE			SE
ANS-N per	0.155	0.682	0.503	0.071	0.312	0.759	0.413	2.062	0.053	0.219	0.969	0.345
ANS-FH	0.134	0.588	0.563	-0.146	-0.639	0.530	0.343	1.711	0.103	0.087	0.386	0.704
PNS-N per	0.125	0.542	0.594	-0.023	-0.102	0.920	0.301	1.366	0.188	0.248	1.109	0.281
PNS-FH	0.069	0.300	0.767	-0.172	-0.751	0.462	0.151	0.686	0.501	0.151	0.674	0.509