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test start time

tst_start_tm
general
Updated 3/30/2026

Definition

The beginning time value for a diagnostic examination. Used to track temporal information related to test start time. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for test management and reporting.

Standard Abbreviation

tst_start_tm

Category

general

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  tst_start_tm VARCHAR(100),  -- test start time
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  tst_start_tm as test_start_time
FROM claims;

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