search for: basdai

Displaying 4 results from an estimated 4 matches for "basdai".

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2012 Jan 26
2
extracting from data.frames for survival analysis
Hi, I have a data frame: > class(B27.vec) [1] "data.frame" > head(B27.vec) AGE Gend B27 AgeOn DD uveitis psoriasis IBD CD UC InI BASDAI BASFI Smok UV 1 57 1 1 19 38 2 1 1 1 1 1 5.40 8.08 NA 1 2 35 1 1 33 2 2 1 1 1 1 1 1.69 2.28 NA 1 3 49 2 1 40 9 1 1 1 1 1 1 8.30 9.40 NA 0 4 32 1 1 21 11 1 1 1 1 1...
2013 May 07
4
how to calculate the mean in a period of time?
Hi, Your question is still not clear. May be this helps: dat2<- read.table(text=" patient_id????? t???????? scores 1????????????????????? 0??????????????? 1.6 1????????????????????? 1??????????????? 2.6 1????????????????????? 2???????????????? 2.2 1????????????????????? 3???????????????? 1.8 2????????????????????? 0????????????????? 2.3 2?????????????????????? 2???????????????? 2.5
2013 Jun 04
0
choose the lines2
...??? ??? ??? } ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? )) ??? ??? ??? ??? ??? ??? ??? ??? ??? }) ?? lst6<-lst5[lapply(lst5,nrow)!=0] ?? names(lst6)<- unlist(lapply(lst6,function(x) unique(x$patient_id))) ?? Mean0bet_01<- do.call(rbind,lapply(lst6,function(x) mean(x[seq(nrow(x))%%3==2,"basdai_d"]))) ?? lst7<-list(lst6,Mean0bet_01) ?? lst7 ?? #lapply(lst7,head,2)??? ?? }?? ??? ??? ??? ??? fun2(dat.bru) ##output from first 2 patients #[[1]] #[[1]]$`2` ?# ? X patient_id number responsed_at? t basdai_d evnmt_brutal #13 13????????? 2???? 12?? 2011-07-05 12???? -1.0??????????? 0...
2012 Jan 18
4
R-Help
I am trying to create a frequency distribution and I am a bit confused. Here are the commands I have entered: > data <- read.csv(file="40609_sortedfinal.csv",head=TRUE,sep=",") > NumberOfActionsByStatus = data$STATUS > NumberOfActionsByUser = data$ETS_LOGIN > NumberOfBidOffer = data$BID_OFFER > NumberOfActionsByUser.freq = table(NumberOfActionsByUser) >