Table 5.

Multivariate stepwise regression analysis of self-management ability and related factors in adolescent orthodontic patients.

Dependent variable	Independent variable	b	Sb	b′	t	P
Knowledge dimension	Constant term	81.287	2.414	—	33.668	0.000
	Duration of fixed appliance wear	-0.522	0.171	-0.177	-3.050	0.003
	Place of residence	-2.597	1.220	-0.123	-2.130	0.034
Belief dimension	Place of residence	89.129	4.697	—	18.974	0.000
	Gender	4.298	1.127	0.212	3.812	0.000
	Age	-1.447	0.327	-0.252	-4.424	0.000
	Grade	-1.524	0.327	-0.259	-4.661	0.000
Behavioral dimension	Constant term	30.079	13.323	—	2.258	0.025
	Gender	3.892	0.986	0.225	3.947	0.000
	Age	3.430	1.154	0.699	2,973	0.003
	Duration of fixed appliance wear	-0.377	0.142	-0.154	-2.667	0.008
	Grade	-4.238	1.186	-0.843	-3.574	0.000
Environmental dimension	Constant term	63.273	2.266	—	27.918	0.000
	Gender	4.483	1.448	0.179	3.095	0.002