Table 2.

Multivariable logistic regression analysis of the prediction of excellent outcomes based on demographics and VB usage details in patients.

Covariates	OR	95% CI	P value
Initial depths	0.69	0.58–0.84	<0.001
BMI	1.04	0.74–1.44	0.839
Treatment periods	1.58	1.23–2.04	<0.001
Initial pressures	0.608	0.86–1.09	0.97
Symmetry	1.06	0.23–4.95	0.945
Family history	0.36	0.12–1.09	0.071
Complications	0.64	0.21–1.94	0.432