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The Power of RETAIN Statement in Clinical Trial Programming by Examples
| Content Provider | Semantic Scholar |
|---|---|
| Author | Lan, Baoxian |
| Copyright Year | 2006 |
| Abstract | RETAIN statement is a commonly used statement in clinical trial programming. This paper will demonstrate the power of using RETAIN statement in the following daily programming work: 1) calculating change from baseline; 2) LOCF (Last Observation Carried Forward); 3) transposing data; 4) Re-ordering variable order; 5) checking sequential date order. Examples will be given for each technique. The paper will also explain how inexplicit RETAIN works. Caution on using RETAIN statement will be mentioned. |
| File Format | PDF HTM / HTML |
| Alternate Webpage(s) | https://www.lexjansen.com/phuse/2006/po/PO09.pdf |
| Alternate Webpage(s) | http://www.phusewiki.org/docs/2006/P009.pdf |
| Language | English |
| Access Restriction | Open |
| Content Type | Text |
| Resource Type | Article |