admin/medicines-snowflake
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

initial commit

Browse Source
This commit is contained in:
Andrew Charlwood
2026-05-12 16:40:03 +01:00
commit 647d1bfa7f
38 changed files with 2715 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
00_copied_reference/medicine_lookup_checks/CheckPrescribingByVTMMonthlyCount.sql
+28
View File
@@ -0,0 +1,28 @@
-- Snowflake version: Check prescribing by VTM (Virtual Therapeutic Moiety)
-- Uses unified PrimaryCareMedication table (combines EMIS + TPP)
SET StartDate = '2025-05-01';
SET EndDate = '2025-11-30';
WITH SnomedCodes AS (
SELECT "ProductSnomedCode", "ProductDescription"
FROM DATA_HUB.DWH."DimMedicineAndDevice"
WHERE "TherapeuticMoietySnomedCode" = '41145911000001106' -- Tirzepatide VTM
)
SELECT
DATE_TRUNC('MONTH', pcm."DateMedicationStart") AS PrescribingMonth,
COUNT(DISTINCT dp."PersonKey") AS UniquePatientCount
FROM DATA_HUB.PHM."PrimaryCareMedication" pcm
INNER JOIN DATA_HUB.DWH."DimPerson" dp
ON pcm."PatientPseudonym" = dp."PatientPseudonym"
INNER JOIN SnomedCodes sc
ON pcm."SNOMEDCode" = sc."ProductSnomedCode"
INNER JOIN DATA_HUB.DWH."DimOrganisationAndSite" dos
ON dp."CurrentGeneralPractice" = dos."SiteCode"
WHERE pcm."DateMedicationStart" BETWEEN $StartDate AND $EndDate
AND pcm."PatientPseudonym" IS NOT NULL
AND dos."OrganisationSubType" = 'GP Practice'
AND dos."IsSiteNorfolkAndWaveney" = 'Yes'
AND dos."IsSiteActive" = 'Yes'
GROUP BY DATE_TRUNC('MONTH', pcm."DateMedicationStart")
ORDER BY PrescribingMonth