## ItMLiHS assignment data set

export<-read.csv("/Volumes/Data/exercise/source/background.csv",colClasses = "character", na.strings = c("NA","","unknown"))

export<-export[,c("pase_0",
               "age",
               "sex",
               "civil",
               "smoke_ever", 
               "smoker",
               "rtreat",
               "alc",
               "afli",
               "hypertension",
               "diabetes",
               "mrs_0",
               "nihss_c",
               "thrombolysis",
               "pad", 
               "thrombechtomy", 
               "ami", 
               "tci", 
               "pase_6", 
               "mrs_1", 
               "mfi_gen_1", 
               "mfi_phys_1", 
               "mfi_act_1", 
               "mfi_mot_1", 
               "mfi_men_1",
               "mdi_1",
               "who5_score_1")]

export$diabetes[is.na(export$diabetes)]<-"no"
export$diabetes[is.na(export$hypertension)]<-"no"
export$thrombolysis[is.na(export$thrombolysis)]<-"no"
export$thrombechtomy[is.na(export$thrombechtomy)]<-"no"
export$pad[is.na(export$pad)]<-"no"
export$ami[is.na(export$ami)]<-"no"
# export$smoker_prev <- ifelse(export$smoker=="3","yes","no")
export$smoker <- ifelse(export$smoker=="1","yes","no")
export$smoker[is.na(export$smoker)] <- "no"
# export$mrs_0[export$mrs_0==3]<-NA



# export<-na.omit(export)

export
# write.csv(export,"/Users/au301842/Library/CloudStorage/OneDrive-Personligt/Research/ISLcourse/assigndata.csv",row.names = FALSE)