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instrument onset date

inst_onset_dt
general
Updated 3/30/2026

Definition

The symptom start date for a medical tool or device. Used to track temporal information related to instrument onset date. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for instrument management and reporting.

Standard Abbreviation

inst_onset_dt

Category

general

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  inst_onset_dt VARCHAR(100),  -- instrument onset date
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  inst_onset_dt as instrument_onset_date
FROM claims;

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