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PE03: Number of patients grouped by gender

This query is similar to PE02, but it lists all available genders (male, female, unknown, ambiguous, other) across all person records. The input to the query is a value (or a comma-separated list of values) of a gender_concept_id. If the input is omitted, all possible values for gender_concept_id are summarized. 

Input:
<None>

Sample query run:
The following is a sample run of the query to run a search for number of persons grouped by gender.
SELECT  person.GENDER_CONCEPT_ID, 
        concept.CONCEPT_NAME AS gender_name,
        COUNT(person.person_ID) AS num_persons_count
FROM person
INNER JOIN vocabulary.concept ON person.GENDER_CONCEPT_ID = concept.CONCEPT_ID 
GROUP BY person.GENDER_CONCEPT_ID, concept.CONCEPT_NAME
Output:
Output field list:
 Field  Description
Gender_concept_ID  Gender concept ID as defined in CDM vocabulary
Gender_Name Gender name as defined in CDM vocabulary
Num_Persons_count Count of patients with specific gender ID

Sample output record:
 Field  Value
Gender_concept_ID 8507
Gender_Name Male
Num_Persons_count 1607473
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