Table 4.

Multivariate Regression Model Applied with Backward Stepwise Technique

	B	SE	Wald	df	P	OR	95% CI
							Lower	Upper
Step 1
Learning/behavioral/anger problems	–2.182	1.291	2.855	1	0.091	0.113	0.009	1.418
An experience causing stressa	–1.413	0.742	3.623	1	0.057	0.243	0.057	1.043
Mouth breathing	–0.464	1.153	0.162	1	0.688	0.629	0.066	6.033
Snoring	–2.616	0.939	7.758	1	0.005	0.073	0.012	0.461
Bad breath	–0.835	0.683	1.495	1	0.221	0.434	0.114	1.654
Intestinal parasites	–0.871	0.799	1.189	1	0.276	0.419	0.087	2.004
Sleep difficulty	–1.977	1.387	2.033	1	0.154	0.138	0.009	2.097
Age child began sleeping in their own room	0.128	0.111	1.329	1	0.249	1.137	0.914	1.414
SCARED total	–0.136	0.065	4.363	1	0.037	0.873	0.768	0.992
Factor 3	0.181	0.138	1.713	1	0.191	1.198	0.914	1.571
Factor 4	0.256	0.134	3.661	1	0.056	1.292	0.994	1.679
Factor 5	0.912	0.391	5.458	1	0.019	2.490	1.158	5.354
State anxiety (STAI)	0.084	0.037	5.244	1	0.022	1.088	1.012	1.169
Constant	4.509	3.101	2.115	1	0.146	90.797
Step 7
Learning/behavioral/anger problems	–2.820	1.222	5.329	1	0.021	0.060	0.005	0.653
An experience causing stressa	–1.249	0.668	3.494	1	0.062	0.287	0.077	1.062
Snoring	–3.030	0.839	13.025	1	0.000	0.048	0.009	.250
SCARED total	–0.079	0.046	2.884	1	0.089	0.924	0.844	1.012
Factor 4	0.251	0.116	4.660	1	0.031	1.285	1.023	1.613
Factor 5	0.637	0.322	3.903	1	0.048	1.890	1.005	3.555
State anxiety (STAI)	0.097	0.035	7.697	1	0.006	1.102	1.029	1.180
Constant	2.217	1.874	1.400	1	0.237	9.178

^aNew school, new neighborhood, new sibling, death of a family member, etc.