Quantitative Assessment of Cervical Vertebral Maturation Using Cone Beam Computed Tomography in Korean Girls

Table 6

The results of multiple regression analysis using the stepwise elimination method.

Multiple regression models	Independent variables		SE	ß				Adjusted	VIF	1/VIF
1st	Intercept	5.750	8.037		0.715	0.477	0.562	0.556
	AH3/W3	83.521	8.693	0.750	9.608	0.000			1.000	1.000
2nd	Intercept	53.375	13.591		3.927	0.000	0.647	0.637
	AH3/W3	81.719	7.867	0.733	10.388	0.000			1.003	0.997
	PH2/W2	−54.228	13.080	−0.293	−4.146	0.000			1.003	0.997
3rd	Intercept	102.021	19.993		5.103	0.000	0.691	0.678
	AH3/W3	76.606	7.584	0.687	10.102	0.000			1.051	0.951
	PH2/W2	−41.478	12.961	−0.224	−3.200	0.002			1.110	0.901
	UW2/W2	−66.514	20.999	−0.227	−3.167	0.002			1.163	0.860
4th	Intercept	95.499	19.162		4.984	0.000	0.725	0.709
	AH3/W3	41.675	14.118	0.374	2.952	0.004			4.020	0.249
	PH2/W2	−48.406	12.567	−0.261	−3.852	0.000			1.152	0.868
	UW2/W2	−66.554	19.985	−0.227	−3.330	0.001			1.163	0.860
	H4/W4	49.024	17.030	0.363	2.879	0.005			3.972	0.252
5th	Intercept	76.845	19.081		4.027	0.000	0.758	0.740
	AH3/W3	28.671	13.984	0.257	2.050	0.044			4.426	0.226
	PH2/W2	−64.394	12.956	−0.348	−4.970	0.000			1.374	0.728
	UW2/W2	−68.148	18.872	−0.232	−3.611	0.001			1.163	0.860
	H4/W4	51.692	16.099	0.382	3.211	0.002			3.984	0.251
	(OH + AH2)/LW2	14.811	4.823	0.223	3.071	0.003			1.485	0.673
6th	Intercept	65.500	19.341		3.387	0.001	0.774	0.753
	AH3/W3	15.279	15.001	0.137	1.018	0.312			5.361	0.187
	PH2/W2	−61.331	12.709	−0.331	−4.826	0.000			1.392	0.718
	UW2/W2	−57.274	19.086	−0.195	−3.001	0.004			1.252	0.799
	H4/W4	53.176	15.708	0.393	3.385	0.001			3.992	0.251
	(OH + AH2)/LW2	15.836	4.726	0.239	3.351	0.001			1.501	0.666
	D3	4.444	2.079	0.176	2.138	0.036			1.999	0.500
7th	Intercept	64.128	19.300		3.323	0.001	0.770	0.753
	PH2/W2	−63.747	12.490	−0.344	−5.104	0.000			1.344	0.744
	UW2/2	−57.027	19.090	−0.194	−2.987	0.004			1.252	0.799
	H4/W4	65.587	9.915	0.485	6.615	0.000			1.590	0.629
	(OH + AH2)/LW2	17.357	4.485	0.262	3.870	0.000			1.351	0.740
	D3	5.328	1.889	0.211	2.820	0.006			1.651	0.606
8th	Intercept	96.052	23.595		4.071	0.000	0.786	0.767
	PH2/W2	−62.449	12.154	−0.337	−5.138	0.000			1.347	0.742
	UW2/W2	−54.843	18.581	−0.187	−2.952	0.004			1.256	0.796
	H4/W4	63.270	9.693	0.468	6.527	0.000			1.608	0.622
	(OH + AH2)/LW2	16.076	4.397	0.242	3.656	0.001			1.374	0.728
	D3	5.593	1.840	0.221	3.039	0.003			1.658	0.603
	UW3/LW3	−31.028	13.910	−0.129	−2.231	0.029			1.047	0.955

, unstandardized regression coefficient; SE, standard error of ; ß, standardized regression coefficient; VIF, variance inflation factor.