| [ |
| { |
| "file_name": "admissions", |
| "description": "Contains details for each hospital admission, including timing, demographics, admission source, and discharge info. Each admission has a unique hadm_id.", |
| "columns": [ |
| { |
| "column_name": "SUBJECT_ID", |
| "description": "Unique patient identifier; links to PATIENTS table. Patients may have multiple admissions." |
| }, |
| { |
| "column_name": "HADM_ID", |
| "description": "Unique identifier for each hospital admission (1000000 - 1999999)." |
| }, |
| { |
| "column_name": "ADMITTIME", |
| "description": "Date and time of hospital admission." |
| }, |
| { |
| "column_name": "DISCHTIME", |
| "description": "Date and time of hospital discharge." |
| }, |
| { |
| "column_name": "ADMISSION_TYPE", |
| "description": "Classifies admission urgency (e.g., elective, urgent, emergency)." |
| }, |
| { |
| "column_name": "ADMISSION_LOCATION", |
| "description": "Location of patient before hospital admission." |
| }, |
| { |
| "column_name": "DISCHARGE_LOCATION", |
| "description": "Patient's destination after hospital discharge." |
| }, |
| { |
| "column_name": "INSURANCE", |
| "description": "Patient's insurance for this admission." |
| }, |
| { |
| "column_name": "LANGUAGE", |
| "description": "Patient's language for this admission." |
| }, |
| { |
| "column_name": "MARITAL_STATUS", |
| "description": "Patient's marital status for this admission." |
| }, |
| { |
| "column_name": "ETHNICITY", |
| "description": "Patient's ethnicity for this admission." |
| }, |
| { |
| "column_name": "AGE", |
| "description": "Patient's age for this admission.." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "patients", |
| "link_column": "SUBJECT_ID" |
| } |
| ] |
| }, |
| { |
| "file_name": "d_icd_diagnoses", |
| "description": "Lists ICD-9 diagnosis codes used for patient billing.", |
| "columns": [ |
| { |
| "column_name": "ICD9_CODE", |
| "description": "ICD diagnosis code." |
| }, |
| { |
| "column_name": "SHORT_TITLE", |
| "description": "Short description of the ICD code." |
| }, |
| { |
| "column_name": "LONG_TITLE", |
| "description": "Full description of the ICD code." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "diagnoses_icd", |
| "link_column": "ICD9_CODE" |
| } |
| ] |
| }, |
| { |
| "file_name": "d_ccs_diagnoses", |
| "description": "Lists ICD-9 diagnosis codes in CCS Level used for patient billing.", |
| "columns": [ |
| { |
| "column_name": "icd_code", |
| "description": "ICD diagnosis code." |
| }, |
| { |
| "column_name": "icd_version", |
| "description": "ICD version: 9 or 10. ICD-9 codes are numeric (sometimes with E or V), ICD-10 codes start with a letter." |
| }, |
| { |
| "column_name": "long_title", |
| "description": "Full description of the ICD code in CCS Level." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "diagnoses_icd", |
| "link_column": "ICD9_CODE" |
| } |
| ] |
| }, |
| { |
| "file_name": "d_icd_procedures", |
| "description": "Defines ICD procedure codes used for billing and identifying performed procedures.", |
| "columns": [ |
| { |
| "column_name": "ICD9_CODE", |
| "description": "ICD procedure code." |
| }, |
| { |
| "column_name": "SHORT_TITLE", |
| "description": "Short description of the procedure code." |
| }, |
| { |
| "column_name": "LONG_TITLE", |
| "description": "Brief definition of the procedure code." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "procedures_icd", |
| "link_column": "ICD9_CODE" |
| } |
| ] |
| }, |
| { |
| "file_name": "d_ccs_procedures", |
| "description": "Defines ICD procedure codes in CCS Level used for billing and identifying performed procedures.", |
| "columns": [ |
| { |
| "column_name": "icd_code", |
| "description": "ICD procedure code." |
| }, |
| { |
| "column_name": "icd_version", |
| "description": "ICD version: 9 (ICD-9) or 10 (ICD-10); decimals are optional." |
| }, |
| { |
| "column_name": "long_title", |
| "description": "Brief definition of the procedure code in CCS Level." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "procedures_icd", |
| "link_column": "ICD9_CODE" |
| } |
| ] |
| }, |
| { |
| "file_name": "d_labitems", |
| "description": "Defines all lab measurement itemids used in MIMIC. Links lab events to item details, including fluid, category, and label. Most items map to LOINC codes for interoperability.", |
| "columns": [ |
| { |
| "column_name": "ITEMID", |
| "description": "Unique ID for each lab concept; links to labevents." |
| }, |
| { |
| "column_name": "LABEL", |
| "description": "Name of the lab concept for the itemid." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "labevents", |
| "link_column": "ITEMID" |
| } |
| ] |
| }, |
| { |
| "file_name": "diagnoses_icd", |
| "description": "Lists all ICD-9 diagnoses billed to patients during hospital stays, assigned at discharge based on clinical notes.", |
| "columns": [ |
| { |
| "column_name": "SUBJECT_ID", |
| "description": "Unique patient identifier." |
| }, |
| { |
| "column_name": "HADM_ID", |
| "description": "Unique hospitalization identifier." |
| }, |
| { |
| "column_name": "ICD9_CODE", |
| "description": "ICD diagnosis code." |
| }, |
| { |
| "column_name": "CHARTTIME", |
| "description": "Time diagnosis was charted." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "d_icd_diagnoses", |
| "link_column": "ICD9_CODE" |
| } |
| ] |
| }, |
| { |
| "file_name": "labevents", |
| "description": "Stores all lab test results for a patient, including hematology, blood gases, chemistry, and rare tests.", |
| "columns": [ |
| { |
| "column_name": "SUBJECT_ID", |
| "description": "Unique patient identifier." |
| }, |
| { |
| "column_name": "HADM_ID", |
| "description": "Unique hospitalization identifier." |
| }, |
| { |
| "column_name": "ITEMID", |
| "description": "Unique lab test concept identifier." |
| }, |
| { |
| "column_name": "CHARTTIME", |
| "description": "Time the lab test was charted or specimen collected." |
| }, |
| { |
| "column_name": "VALUENUM", |
| "description": "Lab test result as a numeric value." |
| }, |
| { |
| "column_name": "VALUEUOM", |
| "description": "Unit of measurement for the result." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "d_labitems", |
| "link_column": "ITEMID" |
| }, |
| { |
| "link_table": "patients", |
| "link_column": "SUBJECT_ID" |
| }, |
| { |
| "link_table": "admissions", |
| "link_column": "HADM_ID" |
| } |
| ] |
| }, |
| { |
| "file_name": "microbiologyevents", |
| "description": "Records microbiology tests, specimen details, organisms found for each patient sample.", |
| "columns": [ |
| { |
| "column_name": "SUBJECT_ID", |
| "description": "Unique patient identifier." |
| }, |
| { |
| "column_name": "HADM_ID", |
| "description": "Unique hospital admission ID." |
| }, |
| { |
| "column_name": "CHARTTIME", |
| "description": "Date and time the observation was charted." |
| }, |
| { |
| "column_name": "SPEC_TYPE_DESC", |
| "description": "Description of the specimen type." |
| }, |
| { |
| "column_name": "ORG_NAME", |
| "description": "Name of the organism grown, if any." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "patients", |
| "link_column": "SUBJECT_ID" |
| }, |
| { |
| "link_table": "admissions", |
| "link_column": "HADM_ID" |
| } |
| ] |
| }, |
| { |
| "file_name": "patients", |
| "description": "Stores patient information that does not change over time.", |
| "columns": [ |
| { |
| "column_name": "SUBJECT_ID", |
| "description": "Unique patient identifier; primary key." |
| }, |
| { |
| "column_name": "GENDER", |
| "description": "Patient's genotypical sex." |
| }, |
| { |
| "column_name": "DOB", |
| "description": "De-identified date of birth." |
| }, |
| { |
| "column_name": "DOD", |
| "description": "De-identified date of death from hospital and state records; deaths over one year post-discharge are censored." |
| } |
| ], |
| "link": [] |
| }, |
| { |
| "file_name": "prescriptions", |
| "description": "Contains prescribed medications, including drug names, codes (GSN, NDC), strength, dose, and administration route.", |
| "columns": [ |
| { |
| "column_name": "SUBJECT_ID", |
| "description": "Unique patient identifier." |
| }, |
| { |
| "column_name": "HADM_ID", |
| "description": "Unique hospitalization identifier." |
| }, |
| { |
| "column_name": "STARTDATE", |
| "description": "Medication start date." |
| }, |
| { |
| "column_name": "STOPDATE", |
| "description": "Medication stop date." |
| }, |
| { |
| "column_name": "DRUG", |
| "description": "Free-text medication name." |
| }, |
| { |
| "column_name": "DOSE_VAL_RX", |
| "description": "Prescribed dose amount." |
| }, |
| { |
| "column_name": "DOSE_UNIT_RX", |
| "description": "Dose unit of measurement." |
| }, |
| { |
| "column_name": "ROUTE", |
| "description": "Medication administration route." |
| } |
| ], |
| "link": [] |
| }, |
| { |
| "file_name": "procedures_icd", |
| "description": "Records all hospital-billed procedures for patients using ICD-9 codes.", |
| "columns": [ |
| { |
| "column_name": "SUBJECT_ID", |
| "description": "Unique patient identifier." |
| }, |
| { |
| "column_name": "HADM_ID", |
| "description": "Unique hospitalization identifier." |
| }, |
| { |
| "column_name": "CHARTTIME", |
| "description": "Date of the procedure." |
| }, |
| { |
| "column_name": "ICD9_CODE", |
| "description": "ICD procedure code." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "d_icd_procedures", |
| "link_column": "ICD9_CODE" |
| } |
| ] |
| }, |
| { |
| "file_name": "transfers", |
| "description": "Tracks patient locations during hospital stays.", |
| "columns": [ |
| { |
| "column_name": "SUBJECT_ID", |
| "description": "Unique patient identifier." |
| }, |
| { |
| "column_name": "HADM_ID", |
| "description": "Unique hospital admission ID." |
| }, |
| { |
| "column_name": "EVENTTYPE", |
| "description": "Type of transfer event: 'admit', 'transfer', or 'discharge'." |
| }, |
| { |
| "column_name": "CAREUNIT", |
| "description": "Type of unit or ward where patient is located." |
| }, |
| { |
| "column_name": "INTIME", |
| "description": "Date and time patient entered the care unit." |
| }, |
| { |
| "column_name": "OUTTIME", |
| "description": "Date and time patient left the care unit." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "patients", |
| "link_column": "SUBJECT_ID" |
| }, |
| { |
| "link_table": "admissions", |
| "link_column": "HADM_ID" |
| } |
| ] |
| }, |
| { |
| "file_name": "d_items", |
| "description": "Defines itemid concepts used in ICU event tables.", |
| "columns": [ |
| { |
| "column_name": "ITEMID", |
| "description": "Unique identifier for each item." |
| }, |
| { |
| "column_name": "LABEL", |
| "description": "Name of the concept for the itemid." |
| }, |
| { |
| "column_name": "LINKSTO", |
| "description": "Name of the event table containing this itemid." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "chartevents", |
| "link_column": "ITEMID" |
| }, |
| { |
| "link_table": "inputevents_cv", |
| "link_column": "ITEMID" |
| }, |
| { |
| "link_table": "outputevents", |
| "link_column": "ITEMID" |
| } |
| ] |
| }, |
| { |
| "file_name": "chartevents", |
| "description": "chartevents stores all patient charted data during ICU stays, including vital signs, ventilator settings, lab values, and other clinical observations.", |
| "columns": [ |
| { |
| "column_name": "SUBJECT_ID", |
| "description": "Unique patient identifier." |
| }, |
| { |
| "column_name": "HADM_ID", |
| "description": "Unique hospital admission identifier." |
| }, |
| { |
| "column_name": "ICUSTAY_ID", |
| "description": "Unique ICU stay identifier." |
| }, |
| { |
| "column_name": "CHARTTIME", |
| "description": "Time the observation was made." |
| }, |
| { |
| "column_name": "ITEMID", |
| "description": "Identifier for the measurement type (e.g., heart rate)." |
| }, |
| { |
| "column_name": "VALUENUM", |
| "description": "Numeric value for the itemid, if applicable." |
| }, |
| { |
| "column_name": "VALUEUOM", |
| "description": "Unit of measurement for the value." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "patients", |
| "link_column": "SUBJECT_ID" |
| }, |
| { |
| "link_table": "admissions", |
| "link_column": "HADM_ID" |
| }, |
| { |
| "link_table": "icustays", |
| "link_column": "ICUSTAY_ID" |
| }, |
| { |
| "link_table": "d_items", |
| "link_column": "ITEMID" |
| } |
| ] |
| }, |
| { |
| "file_name": "icustays", |
| "description": "Records ICU stays with admission and discharge times.", |
| "columns": [ |
| { |
| "column_name": "SUBJECT_ID", |
| "description": "Unique patient identifier." |
| }, |
| { |
| "column_name": "HADM_ID", |
| "description": "Unique hospital admission ID." |
| }, |
| { |
| "column_name": "ICUSTAY_ID", |
| "description": "Unique ICU stay ID." |
| }, |
| { |
| "column_name": "FIRST_CAREUNIT", |
| "description": "First ICU type during the stay, from TRANSFERS." |
| }, |
| { |
| "column_name": "LAST_CAREUNIT", |
| "description": "Last ICU type during the stay, from TRANSFERS." |
| }, |
| { |
| "column_name": "INTIME", |
| "description": "ICU admission date and time." |
| }, |
| { |
| "column_name": "OUTTIME", |
| "description": "ICU discharge date and time." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "patients", |
| "link_column": "SUBJECT_ID" |
| }, |
| { |
| "link_table": "admissions", |
| "link_column": "HADM_ID" |
| } |
| ] |
| }, |
| { |
| "file_name": "inputevents_cv", |
| "description": "Records continuous infusions and intermittent drug administrations, including timing, components, and changes in delivery.", |
| "columns": [ |
| { |
| "column_name": "SUBJECT_ID", |
| "description": "Unique patient identifier." |
| }, |
| { |
| "column_name": "HADM_ID", |
| "description": "Unique hospital admission ID." |
| }, |
| { |
| "column_name": "ICUSTAY_ID", |
| "description": "Unique ICU stay ID." |
| }, |
| { |
| "column_name": "CHARTTIME", |
| "description": "Time of the input event." |
| }, |
| { |
| "column_name": "ITEMID", |
| "description": "ID for the administered drug or substance." |
| }, |
| { |
| "column_name": "AMOUNT", |
| "description": "Amount given to the patient." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "patients", |
| "link_column": "SUBJECT_ID" |
| }, |
| { |
| "link_table": "admissions", |
| "link_column": "HADM_ID" |
| }, |
| { |
| "link_table": "icustays", |
| "link_column": "ICUSTAY_ID" |
| }, |
| { |
| "link_table": "d_items", |
| "link_column": "ITEMID" |
| } |
| ] |
| }, |
| { |
| "file_name": "outputevents", |
| "description": "Records patient outputs such as urine and drainage.", |
| "columns": [ |
| { |
| "column_name": "SUBJECT_ID", |
| "description": "Unique patient identifier." |
| }, |
| { |
| "column_name": "HADM_ID", |
| "description": "Unique hospital admission ID." |
| }, |
| { |
| "column_name": "ICUSTAY_ID", |
| "description": "Unique ICU stay ID." |
| }, |
| { |
| "column_name": "CHARTTIME", |
| "description": "Time of the output event." |
| }, |
| { |
| "column_name": "ITEMID", |
| "description": "ID for the type of measurement." |
| }, |
| { |
| "column_name": "VALUE", |
| "description": "Amount of substance at charttime." |
| } |
| ], |
| "link": [ |
| { |
| "link_table": "patients", |
| "link_column": "SUBJECT_ID" |
| }, |
| { |
| "link_table": "admissions", |
| "link_column": "HADM_ID" |
| }, |
| { |
| "link_table": "icustays", |
| "link_column": "ICUSTAY_ID" |
| }, |
| { |
| "link_table": "d_items", |
| "link_column": "ITEMID" |
| } |
| ] |
| }, |
| { |
| "file_name": "diagnoses_ccs_candidates", |
| "description": "Lists ICD-9 codes in CCS Level used for patient billing.", |
| "columns": [ |
| { |
| "column_name": "icd_code", |
| "description": "ICD diagnosis code." |
| }, |
| { |
| "column_name": "icd_version", |
| "description": "ICD version: 9 or 10. ICD-9 codes are numeric (sometimes with E or V), ICD-10 codes start with a letter." |
| }, |
| { |
| "column_name": "candidate", |
| "description": "Full description of the ICD code in CCS Level." |
| } |
| ], |
| "link": [] |
| }, |
| { |
| "file_name": "procedures_ccs_candidates", |
| "description": "Defines ICD procedure codes in CCS Level used for billing and identifying performed procedures.", |
| "columns": [ |
| { |
| "column_name": "icd_code", |
| "description": "ICD procedure code." |
| }, |
| { |
| "column_name": "icd_version", |
| "description": "ICD version: 9 (ICD-9) or 10 (ICD-10); decimals are optional." |
| }, |
| { |
| "column_name": "long_title", |
| "description": "Brief definition of the procedure code in CCS Level." |
| } |
| ], |
| "link": [] |
| }, |
| { |
| "file_name": "labevents_candidates", |
| "description": "Defines all lab measurement itemids used in MIMIC. Links lab events to item details, including fluid, category, and label. Most items map to LOINC codes for interoperability.", |
| "columns": [ |
| { |
| "column_name": "ITEMID", |
| "description": "Unique ID for each lab concept; links to labevents." |
| }, |
| { |
| "column_name": "LABEL", |
| "description": "Name of the lab concept for the itemid." |
| } |
| ], |
| "link": [] |
| }, |
| { |
| "file_name": "prescriptions_candidates", |
| "description": "Contains unique drug names prescribed to patients, used as candidate values for medication selection.", |
| "columns": [ |
| { |
| "column_name": "candidate", |
| "description": "As candidate column for choosing the correct value. Drug name." |
| } |
| ], |
| "link": [] |
| }, |
| { |
| "file_name": "transfers_candidates", |
| "description": "Contains unique careunit names from patient transfer events, used as candidate values for careunit selection.", |
| "columns": [ |
| { |
| "column_name": "candidate", |
| "description": "As candidate column for choosing the correct value." |
| } |
| ], |
| "link": [] |
| }, |
| { |
| "file_name": "microbiologyevents_candidates", |
| "description": "Contains unique microbiology test names, used as candidate values for microbiological event selection.", |
| "columns": [ |
| { |
| "column_name": "candidate", |
| "description": "As candidate column for choosing the correct value." |
| } |
| ], |
| "link": [] |
| } |
| ] |
