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															@@ -104,15 +104,15 @@ kaplan.meier.plot.gg<-function(x,var,...){ 
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															 	#x should have followup and censored columns	 
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															 	#x should have followup and censored columns	 
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															-	surv.obj<-survival::Surv(x$followup,x$censored) 
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															+   surv.obj<-survival::Surv(x$followup,x$censored) 
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															    m=base::max(x$followup) 
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															    m=base::max(x$followup) 
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															-	f<-stats::as.formula(paste('surv.obj',var,sep='~')) 
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															+   f<-stats::as.formula(paste('surv.obj',var,sep='~')) 
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															    #need survfit2 
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															    #need survfit2 
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															-	s1<-ggsurvfit::survfit2(f,data=x) 
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															+   s1<-ggsurvfit::survfit2(f,data=x) 
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															    varName=set.from.list('varName',var,...) 
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															    varName=set.from.list('varName',var,...) 
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															-  	tit=base::sprintf('Kaplan-Meier plot by %s',varName) 
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															+   tit=base::sprintf('Kaplan-Meier plot by %s',varName) 
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															    ylab='Overall survival probability' 
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															    ylab='Overall survival probability' 
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															    comment=set.from.list('comment','',...) 
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															    comment=set.from.list('comment','',...) 
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