Displaying 1 result from an estimated 1 matches for "lamotrigin".
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lamotrigine
2011 Feb 08
1
Just another pattern matching / indexing question
..."DRUG8" "DRUG9" "DRUG10" "DRUG11"
[13] "DRUG12" "DRUG13" "DRUG14" "DRUG15" "DRUG16"
> truvec<-drugindex$book.MRN[as.vector(unlist(apply(drugindex[,2:17], 2,
> grep, pattern="Lamotrigine")))]
> truvec
truvec
[1] 0024633 0008291 0008469 0030599 0027667
37 Levels: 0008291 0008469 0010188 0014217 0014439 0015822 ... 0034262
> head(drugindex)
book.MRN DRUG1 DRUG2 DRUG3 DRUG4
DRUG5
4 0008291 Venlafaxine Procyclidine Flun...