tblLAB
Laboratory values - general
Table status
Status Unknown

Variables

Field Name Format Description
PATIENTCharacter or Numeric
*Required
Code to identify patient (Cohort Patient ID)
LAB_IDCharacter
See Code List
*Required
Code representing the measurement
LAB_DYYYY-MM-DD
*Required
Date of measurement/sample
LAB_D_ACharacter
< = Before this date
D = Exact to the date
M = Exact to the month
Y = Exact to the year
> = After the date
U = Unknown
Date approximation for LAB_D
LAB_RNumeric
1 = Positive (including trace, 1+, 2+, etc.)
0 = Negative
9 = Unknown
Measurement result
LAB_VNumeric
Value of measurement
(-1 = undetectable or detection limit as negative value)
LAB_UNumeric
See Code List
Unit of measurement
LAB_FA_YNumeric
0 = No
1 = Yes
9 = Unknown
Was the blood sample taken while fasting?
LAB_STCharacter
WB = Whole blood
P = Plasma
S = Serum
U24 = 24h Urine
U = Urine
CSF = Cerebrospinal fluid
SP = Sputum
SA = Saliva
UNK = Unknown
OTH = Other
Specimen type