Table 1.

Logistic multivariate regression predicting treatment completion/non-completion.

Adjusted logistic regression	B (SE)	Adjusted odds ratio [95% CI]	p
Age	−0.08	0.93 [0.83, 1.03]	0.16
Gender
Male	−0.32	Reference
Female		0.73 [0.99, 1.01]	0.27
Distance (traveled between home and office)	0.001	1.00 [0.99, 1.01]	0.88
Malocclusion type
Class III		3.39 [0.96, 11.97]	0.058
Class II (both divisions)		0.87 [0.39, 1.94]	0.74
Class I		Reference
Payment type
Medicaid/Children’s Health Insurance Program		10.08 [3.12, 32.50]	<0.0005
Private insurance		7.55 [1.57, 36.23]	0.012
Self-pay		Reference

R² = 0.126 (Cox and Snell), 0.168 (Nagelkerke). Model χ²(7) = 29.52, p < 0.0005.

Premature termination was coded as 1, and successful completion of treatment was coded as 0.