Displaying 1 result from an estimated 1 matches for "tumourperc".
2009 Dec 17
1
Help with Merge - unexpected loss of factor level
...disappear in the last dataset, even though it was present before.
See code & output below:
> dim(tma)
> names(tma)
[1] "Code" "marker" "cell" "tumourA" "tumourEXP" "int" "stain" "tumourPERC" "branch"
> levels(tma$tumourA)
[1] "DCIS" "LN Metastasis" "Normal" "Primary Invasive Carcinoma"
#split into cancer and normal tissue
> tma1<-subset(tma, tumourA=="Primary In...