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Table 2 Status values in the department of haematology and urology

From: HIS-based Kaplan-Meier plots - a single source approach for documenting and reusing routine survival information

Status in the haematology department (AML)

Status in the urology department (prostate cancer)

OS

EFS

Initial diagnosis

Initial diagnosis

0

0

-

Relapse free

0

0

Aplasia

-

0

0

First remission

-

0

0

Complete remission unconfirmed

-

0

0

Second remission

-

0

0

Relapse

Relapse (PSA)

0

1

-

Relapse (imaging)

0

1

Persistent AML

-

0

1

Death of AML

Death of prostate cancer

1

1

Death independent from AML

Death independent from prostate cancer

1

1

Death of unknown cause

Death of unknown cause

1

1

  1. Both departments have different status list values to be considered in the survival analysis. Concerning overall survival (OS) analysis all death events are coded as 1, regarding event-free survival (EFS) analysis all except for initial diagnosis and relapse free are coded as 1.