Table 8.

Logistic Regression Analysis with Future Use of Systems as Dependent Variable

Independent Variable	OR	95% CI of OR	p-value
Age
25–35 (reference category)
36–45	1.180	0.200–6.943	0.855
46–55	0.138	0.040–0.476	0.002
56–65	0.072	0.019–0.276	0.000

Note: OR, odds ratio; CI, confidence interval.