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Table 2 The variable mapping analysis results

From: Preliminary exploration of survival analysis using the OHDSI common data model: a case study of intrahepatic cholangiocarcinoma

CDM Tables

Number of mapped variables

Number of loaded instances

Number of variables failed to be mapped

Example of variable that failed to be mapped

Condition_occurrence

16

5536

0

 

Observation

20

6920

11

pathdiameterG, margininvasion, CTPgrade

Measurement

34

11,764

29

DBILRATIO, apA1, CA199.G, AFPL3.AFP

Procedure_occurrence

1

346

0

 

Person

3

1038

0

 

Death

1

346

0

 

Total

75

25,950

40