upennbiomk3.Rd
UPENN Longitudinal Biomarker Data (3 yr)
data(upennbiomk3)
A data frame with 314 rows and 10 variables
A dataset with variables as follows:
RID N -4 Participant roster ID
SITEID N -4 Site ID
VISCODE T -4 Visit code
USERDATE S -4 Date record created
ABETA N -4 -4
TAU N -4 -4
PTAU N -4 -4
TAUAB N -4 -4
PTAUAB N -4 -4