Reads 13C data from IRIS/Wagner Analysen in CSV Format The CSV files start as follows:

"Name","Vorname","Test","Identifikation"

This format does not have information about the substrate (acetate, octanoate), the dose and body weight and height. The following defaults are used: substrate = acetate, dose = 100, weight = 75, height = 180.

read_iris_csv(filename = NULL, text = NULL)

Arguments

filename

Name of IRIS/Wagner file in CSV format

text

alternatively, text can be given as string

Value

List of class breath_test_data with file name, patient name, patient first name, test, identifikation, and data frame data with time and dob

Examples

filename = btcore_file("IrisCSV.TXT") cat(readLines(filename, n = 3), sep="\n")
#> "Name","Vorname","Test","Identifikation","Testzeit[min]","DOB [o/oo]","Delta [o/oo]","Std. Abw.[o/oo]","CO2 [%]","Std. Abw.[%]","Atom ppm Excess 13C [ppm]","Datum","Zeit" #> "Einstein","Albert","GE FEST","123456","0","0","-26.32","4.501891E-02","3.236342","4.746388E-03","0","13.09.2013","13:21" #> "Einstein","Albert","GE FEST","123456","10","2.02","-24.3","5.617962E-02","2.391013","2.576674E-03","22.27","13.09.2013","13:23"
# iris_data = read_iris_csv(filename) str(iris_data)
#> List of 23 #> $ patient_id : chr "123456" #> $ name : chr "Einstein" #> $ first_name : chr "Albert" #> $ initials : chr "EA" #> $ dob : logi NA #> $ birth_year : logi NA #> $ gender : logi NA #> $ study : chr "GE FEST" #> $ pat_study_id: logi NA #> $ file_name : chr "IrisCSV.TXT" #> $ device : chr "Iris" #> $ substrate : chr "acetate" #> $ record_date : chr "2013-09-13" #> $ start_time : chr "2013-09-13" #> $ end_time : chr "2013-09-13" #> $ test_no : int 9999 #> $ dose : num 100 #> $ height : num 180 #> $ weight : num 75 #> $ t50 : logi NA #> $ gec : logi NA #> $ tlag : logi NA #> $ data :'data.frame': 14 obs. of 3 variables: #> ..$ minute: num [1:14] 0 10 20 45 60 75 90 105 120 140 ... #> ..$ dob : num [1:14] 0 2.02 5.22 8.9 9.48 ... #> ..$ pdr : num [1:14] 0 1.11 2.86 4.87 5.19 ... #> - attr(*, "class")= chr "breathtest_data"