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The example SDTM datasets used to represent the collected data are shown below. 

SUTRT represents the brand name of the tobacco product. The applicant added the UPC code of the product to the dataset. Some applicants may collect the UPC code on the CRF. The duration was represented using ISO 8601 duration format. The applicant used the first visit date to populate SUSTPT and SUENTPT.          

Dataset wrap
NameSU
Rowcaps
Row 1: Shows that the subject used the tobacco product shown in SUTRT. SUCAT and SUSCAT categorize the product used. The dates of use were not know, but SUSTTPT, SUSTRTPT, SUENTPT and SUENRTPT indicate that the use started before the visit and was still ongoing,  
Row 2:Shows that the subject used smokeless tobacco product shown in SUTRT. This was not the subject's usual brand of smokeless tobacco product.  
Dataset2
tableidSU

Row

STUDYID

DOMAIN

USUBJID

SUSEQ

SUTRT

SUCAT

SUSCAT

SUDUR

SUENDTC

SUSTRTPT

SUSTTPT

SUENRTPT

SUENTPT

1TB901SUTB9010051XYZ Menthol King SizeSMOKED TOBACCO PRODUCTUSUAL BRANDP20Y
BEFORE2006-01-01ONGOING2006-01-01
2TB901SUTB9010062AAA Chewing TobaccoSMOKELESS TOBACCO PRODUCTNOT USUAL BRANDP3M2006-01-01BEFORE2006-01-01

The additional information was represented as findings about events (FASU). For the general questions about tobacco usage, the applicant assigned FAOBJ to "TOBACCO".  Otherwise, the name of the tobacco product (SUTRT) associated with the data in the row was represented in FAOBJ. The UPC code was used by the applicant to identify the product. FADTC is the date of collection, in this situation the applicant used the visit date.  

Dataset wrap
NameFASU
Dataset2
tableidSU
RowSTUDYIDDOMAINUSUBJIDFASEQFATESTCDFATESTFAOBJFAORRESFAORRESUFASTRESCFASTRESNFASTRESUVISITNUMFADTC
1TB901FATB901005

1

AGESTSMKAge Started SmokingTOBACCO16-24Years16-24
Years12006-01-01
2TB901FATB901005

2

TBCESSCOTobacco Cessation CounselingTOBACCON
N

12006-01-01
3TB901FATB901005

3

LDURABSLongest Duration of AbstinenceTOBACCO>6 months
>6 months

12006-01-01
4TB901FATB9010054UPCCODEUPC CodeXYZ Menthol King Size974411001532
974411001532974411001532
12006-01-01
5TB901FATB9010055UPCCODEUPC CodeAAA Chewing Tobacco974411001532
974411001532974411001532
12006-01-01