Predictors of participants’ retention—socioeconomic factors or nonadherence: insights from a urological clinical prospective study

Table 2 Predictive factors for study participants’ withdrawal from the study using multivariate logistic regression analysis

Variable	Multivariate analysis
Variable	OR (95% CI)	P value
Age	1.1 (0.9–1.4)	0.441
Race	2.6 (0.4–19.3)	0.343
Ethnicity	0.6(0.2–1.9)	0.383
Smoking	1.3 (0.7–26.2)	0.844
Body mass index	1.1 (0.8–1.3)	0.596
Charlson Comorbidity Index	0.7 (0.2–2.5)	0.543
Days from diagnosis to study enrollment	1.0 (0.9–1.1)	0.767
DCI score	0.99(0.96–1.02)	0.682
Number of non-adherence events	12.5(3.5–43.1)	<0.001*

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