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7.7.4 CTI - clinical trial identification segment

The CTI segment is an optional segment that contains information to identify the clinical trial, phase and time point with which an order or result is associated.

Figure 7-17. CTI attributes

SEQ

LEN

DT

OPT

RP/#

TBL#

ITEM#

ELEMENT NAME

1

60

CE

R



01058

Sponsor Study Identifier

2

60

CE

C



01051

Study Phase Identifier

3

60

CE

O



01055

Study Scheduled Time Point

7.7.4.0 CTI field definitions

7.7.4.1 Sponsor study identifier (CE) 01058

Components: <identifier (ST)> ^ <text (ST)> ^ <name of coding system (ST)> ^ <alternate identifier (ST)> ^ <alternate text (ST)> ^ <name of alternate coding system (ST)>

Definition: This field contains the universal identifier for the clinical trial. The coding system is as described in CSR-1-study ID.

7.7.4.2 Study phase identifier (CE) 01051

Components: <identifier (ST)> ^ <text (ST)> ^ <name of coding system (ST)> ^ <alternate identifier (ST)> ^ <alternate text (ST)> ^ <name of alternate coding system (ST)>

Definition: This field identifies the phase of the study that a patient has entered. See CSP-1-study phase ID for details of coding systems.

7.7.4.3 Study scheduled time point (CE) 01055

Components: <identifier (ST)> ^ <text (ST)> ^ <name of coding system (ST)> ^ <alternate identifier (ST)> ^ <alternate text (ST)> ^ <name of alternate coding system (ST)>

Definition: This field identifies a time point in the clinical trial phase. CTI-2-study phase identifier must be valued if CTI-3-study scheduled time point is valued. Should correspond to CSS-1-scheduled time point.

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