| http://www.w3.org/ns/prov#value | - To compare between-group differences in demographic and clinical characteristics, lipid profiles, drug-use behaviors, and other factors, the nonparametric Wilcoxon 2-sample test was used for continuous variables and the Fisher???s exact test was used for categorical variables.The Clopper-Pearson approach was used to calculate 95% exact binomial CIs [14].
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