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DEX24: Counts of days supply

This query is used to count days supply values across all drug exposure records. The input to the query is a value (or a comma-separated list of values) of a days_supply. If the clause is omitted, all possible values of days_supply are summarized.

Input:
 Parameter  Example  Mandatory  Notes
days_supply 2,3 Yes

Sample query run:
The following is a sample run of the query. The input parameters are highlighted in blue.

SELECT t.days_supply, count(1) AS cnt 
FROM mslr_cdm4.drug_exposure t 
WHERE t.days_supply in (2,3)
GROUP BY t.days_supply
ORDER BY days_supply;
Output:
Output field list:
 Field  Description
days_supply The number of days of supply of the medication as recorded in the original prescription or dispensing record.
cnt Counts of records with the days_supply value

Sample output record:
 Field  Description
days_supply  15
cnt 240179
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