inst/QueryLibrary/Aggregate/drug_exposure/DEX04.md

In sib-swiss/dsQueryLibraryServer: OMOP query Library

DEX04: Distribution of gender in persons taking a drug

Description

| This query is used to obtain the gender distribution of persons exposed to a certain drug (drug_concept_id). The input to the query is a value (or a comma-separated list of values) of a drug_concept_id. See vocabulary queries for obtaining valid drug_concept_id values. If the input is omitted, all drugs in the data table are summarized.

Query

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

SELECT drug.concept_name AS drug_name,
    drug_concept_id,
    gender.concept_name AS gender,
    count(DISTINCT de.person_id) AS num_persons
FROM @cdm.drug_exposure de
INNER JOIN @cdm.person p ON de.person_id = p.person_id
INNER JOIN @vocab.concept drug ON drug.concept_id = drug_concept_id
INNER JOIN @vocab.concept gender ON gender.concept_id = gender_concept_id
WHERE drug_concept_id IN (40165254, 40165258)
GROUP BY drug.concept_name,
    drug_concept_id,
    gender.concept_name
ORDER BY drug_name,
    drug_concept_id,
    gender;

Input

| Parameter | Example | Mandatory | Notes | | --- | --- | --- | --- | | list of drug_concept_id | 40165254, 40165258 | No | Crestor 20 and 40 mg tablets |

Output

| Field | Description | | --- | --- | | drug_name | An unambiguous, meaningful and descriptive name for the drug concept. | | drug_concept_id | A foreign key that refers to a standard concept identifier in the vocabulary for the drug concept. | | gender | The gender of the counted persons exposed to drug. | | num_persons | The number of persons of a particular gender exposed to drug. |

Example output record

| Field | Content | | --- | --- | | drug_name | Rosuvastatin calcium 20 MG Oral Tablet [Crestor] | | drug_concept_id | 40165254 | | gender | FEMALE | | num_persons | 12590 |

Documentation

https://github.com/OHDSI/CommonDataModel/wiki/

sib-swiss/dsQueryLibraryServer documentation built on Feb. 13, 2025, 8:07 p.m.