by saspower | Dec 10, 2022 | SAS Online Course in India
Core variables is the compliance with SDTM-IG domain model. It reflects the importance of the overall domain structure. Core variables are 3 types Required core variable Expected Core variable Permissible core variable 1.Required core Variable———- it...
by saspower | Dec 9, 2022 | SAS Online Course in India
Qualifier variables describe the results of an observation with text or numeric values.it is divided into 5 subclass which are listed below 1.Grouping Qualifiers—These are used to group together a collection of observations within the same domain. 2. Synonym...
by saspower | Dec 8, 2022 | SAS Online Course in India
SDTM variables are important concept, need to be understand clearly.it determines the type of information conveyed by the variables about each distinct observation and how it can be used. 5 types od SDTM variables are there Identifier Variable—Identifier variables...
by saspower | Dec 7, 2022 | SAS Online Course in India
SDTM stands for study data tabulation model.it is very useful in the clinical and non-clinical trials’ concept was developed by CDISC (The clinical data interchange standards consortium).it is nonprofit organization which deals with medical research data. The idea of...
by saspower | Nov 22, 2022 | SAS Online Course in India
SQL CASE statement is used to provide conditional type of logic in SQL.in this syntax we are using the if else and then statement.in normal SAS no need to use the case statement but in case of proc SQL case statements are required for performing the logical operation....
by saspower | Nov 22, 2022 | SAS Online Course in India
Constraints are used to limit the type of data that can go in table. Constraints can be specified when a table is created (with create table statement) or alter the table is created (with alter table statement).Integrity Constraints are very important tools which...
