loinc admission date

loinc_admn_dt

general

Updated 3/30/2026

Definition

The hospital entry date for a logical observation identifiers names and codes. Used to track temporal information related to loinc admission date. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for loinc management and reporting.

Standard Abbreviation

loinc_admn_dt

Database Usage

-- Example column naming
CREATE TABLE claims (
  clm_id VARCHAR(50),
  loinc_admn_dt DATE,  -- loinc admission date (date only, no time)
  ...
);

-- Example in SELECT
SELECT
  clm_id,
  loinc_admn_dt as loinc_admission_date
FROM claims;

Common uses in healthcare data

Healthcare data warehouse schema design and modeling
Interoperability and cross-system data exchange
ETL pipeline development and orchestration
Master data management (MDM) programs
Analytics and business intelligence reporting

Example database column name

ISO-11179 snake_case standard

-- Recommended column name
loinc_admission_date

-- Example DDL
CREATE TABLE healthcare_data (
  record_id   VARCHAR(50)   NOT NULL,
  loinc_admission_date DATE,  -- loinc admission date (date only, no time)
  created_dt  TIMESTAMP     NOT NULL DEFAULT NOW()
);

Column names follow the ISO-11179 naming convention: lowercase, underscore-separated, using the standard abbreviation as a prefix where applicable.

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