anyaefl: [ Any TEAEs, [ 'Y', 'N' ]]
seraefl: [ Serious TEAEs, [ 'N', 'Y' ]]
agegr:   [ Age Categories^a, [ '<=18 yrs', '19 - <65 yrs', '>=65 yrs','Missing': '' ]]
age:     [ Age, year ]
diagdur: [ Duration of Disease, year ]
weight:  [ Weight, lb ]
sex:     [ Gender, [ F, M ]]
asex:    [ Gender, [ Female, Male ]]
studyid: [ Study Identifier ]
usubjid: [ Subject Identifier ]
saffl:   [ Safety Flag, [ 'Y', 'N' ]]
trt01a:  [ Treatment, [ 'Placebo', 'TRT 10 mg', 'TRT 20 mg' ]]
trt01aa: [ Treatment Group,  [ 'Placebo', 'TRT Total' ]]
agegr1:  [ Age Categories^b,  [ '<=40 yrs', '41 - <65 yrs', '>=65 yrs','Missing': ''  ]]
bmi:     [ Body Mass Index, kg/m^2 ]
race:    [ Race, [ 'Asian', 'Black', 'White', 'Other' ]]
exdurd:  [ Exposure Duration, days ]
