The effect of these factors to the therapy option (surgery vs conservative treatment) was analyzed by liner correlation, multiple liner regression and forwardstepwiseregression.
分别予以赋值后，用计算机行单因素直线相关，多元直线回归和多元逐步回归分析。
2
The comparison is made among forward selection method in the stepwiseregression and PLS as well as ORS methods through the example of QSAR (quantitative structure activity relationship).