Variable.number,Variable,Description,Value,Value.Description 1,SampleID,Unique identification number,, 2,sex,Sex,1,Male ,,"",2,Female 3,age,Age,, 4,age.f,Age category,"(0,10]",0-10 years old ,,"","(10,20]",11-20 years old ,,"","(20,30]",21-30 years old ,,"","(30,40]",31-40 years old ,,"","(40,50]",41-50 years old ,,"","(50,90]",51-90 years old 5,luminex.mfi,Luminex MFI value,, 6,luminex,Luminex qualitative value (3 categories),-,Negative ,,"",?,Indeterminate ,,"",+,Positive 7,luminex.dx,Luminex qualitative value (2 categories),-,Negative ,,"",+,Positive 8,elisa.od,"ELISA OD value, freshly-coated sample",, 9,elisa,ELISA freshly-coated sample qualitative value (3 categories),-,Negative ,,"",?,Indeterminate ,,"",+,Positive 10,elisa.dx,ELISA freshly-coated sample qualitative value (2 categories),-,Negative ,,"",+,Positive 11,elisa.dx.mt,ELISA freshly-coated sample qualitative value (mixture model cutoff),-,Negative ,,"",+,Positive 12,elisa.pre.od,"ELISA OD value, pre-coated sample",, 13,elisa.pre,ELISA pre-coated sample qualitative value (3 categories),-,Negative ,,"",?,Indeterminate ,,"",+,Positive 14,elisa.pre.dx,ELISA pre-coated sample qualitative value (2 categories),-,Negative ,,"",+,Positive 15,elisa.pre.dx.mt,ELISA pre-coated sample qualitative value (mixture model cutoff),-,Negative ,,"",+,Positive 16,lfa.serum,"LFA test result, serum sample, with indeterminate results",-,Negative ,,"",?,Indeterminate ,,"",+,Positive 17,lfa.blood,"LFA test result, blood sample, with indeterminate results",-,Negative ,,"",?,Indeterminate ,,"",+,Positive 18,lfa.3,Combined LFA test result using 3 categories from blood and serum,-.-,"Serum negative, blood negative" ,,"",?.-,"Serum indeterminate, blood negative" ,,"",+.-,"Serum positive, blood negative" ,,"",?.?,"Serum indeterminate, blood indeterminate" ,,"",+.?,"Serum positive, blood indeterminate" ,,"",-.+,"Serum negative, blood positive" ,,"",?.+,"Serum indeterminate, blood positive" ,,"",+.+,"Serum positive, blood positive" 19,lfa.serum.2,"LFA test result, serum sample, with indeterminate results treated as missing",-,Negative ,,"",+,Positive 20,lfa.blood.2,"LFA test result, serum sample, with indeterminate results treated as missing",-,Negative ,,"",+,Positive 21,lfa.2,Combined LFA test result using 2 categories from blood and serum,-.-,"Serum negative, blood negative" ,,"",+.-,"Serum positive, blood negative" ,,"",-.+,"Serum negative, blood positive" ,,"",+.+,"Serum positive, blood positive"