Descriptive statistics and bivariateanalysis were used to characterize injury patterns and multivariate analysis was used to identify factors associated with severe injury.
描述统计和双变量分析用来描述伤害类型，而多重变量分析用来确定严重伤害的相关因素。
2
Bivariate survival analysis has received substantial attentions due to its wide applications.
双变数存活分析已被广泛应用于生物医学的研究。
3
By establishing bivariate regression model, this paper makes an empirical analysis on the correlativity between CHIBOR and price fluctuation in securities market.