+++
date = "2015-09-01T19:34:46-04:00"
title = "The procedures_icd table"
linktitle = "PROCEDURES_ICD"
weight = 33
toc = "true"

+++

Table source: Hospital database.

Table purpose: Contains ICD procedures for patients, most notably ICD-9 procedures.

Number of rows: 240,095

Links to:

• PATIENTS on SUBJECT_ID
• ADMISSIONS on HADM_ID
• D_ICD_PROCEDURES on ICD9_CODE

Important considerations

• The ICD codes are generated for billing purposes at the end of the hospital stay.
• ICD codes are recorded for all patient hospitalizations in MIMIC-III.

Table columns

Detailed Description

SUBJECT_ID, HADM_ID

Identifiers which specify the patient: SUBJECT_ID is unique to a patient and HADM_ID is unique to a patient hospital stay.

SEQ_NUM

SEQ_NUM provides the order in which the procedures were performed.

ICD9_CODE

ICD9_CODE provides the ICD-9 code for the given procedure. This code can be joined to the D_ICD_PROCEDURES table to determine what procedure is recorded for the patient.