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study onset date

stdy_onset_dt
general
Updated 3/30/2026

Definition

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

Standard Abbreviation

stdy_onset_dt

Category

general

Database Usage

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

-- Example in SELECT
SELECT 
  claim_id,
  stdy_onset_dt as study_onset_date
FROM claims;

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