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1Waiting times were compared across study variables using univariate and graphical methods.
2The results were correlated with clinicopathologic characteristics using univariate and multivariate analysis.
3Variables associated with anastomotic leak were determined using univariate and multivariate analyses.
4Associations among BMI, risk and demographics were analyzed using univariate and multivariate models.
5Variables associated with response were analyzed using univariate and multivariable methods.
6We analyzed data using univariate statistics and a series of logistic regression models.
7Data on common neonatal outcomes were compared using univariate and multivariate logistic regression.
8The risk of stroke was studied using univariate and multivariate Cox regression models.
9Data were analyzed using univariate and multivariate linear and logistic regression.
10Association of TILs with clinical parameters was determined using univariate and multivariable analyses.
11The models were developed using univariate and stepwise multi-variate linear regression.
12Statistical analyses were performed using univariate and multivariate logistic regression models.
13Predictors were compared using univariate and multivariate Cox proportional hazards modeling.
14Predictor variables for death were examined using univariate and multivariate analyses.
15The postoperative course was evaluated using univariate and multivariate analysis.
16Factors associated with treatment noncompletion were examined using univariate and multiple logistic regression analysis.