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Merge pull request #694 from OHDSI/MaximMoinat-patch-2
Remove drug end date convention
2 parents 561c93d + abe7587 commit 9b5f756

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+242
-272
lines changed

docs/cdm53.html

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Original file line numberDiff line numberDiff line change
@@ -3552,23 +3552,8 @@ <h3 class="tabset tabset-pills">drug_exposure</h3>
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</td>
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<td style="text-align:left;">
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If this information is not explicitly available in the data, infer the
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end date using the following methods:<br><br> 1. Start first with
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duration or days supply using the calculation drug start date + days
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supply -1 day. 2. Use quantity divided by daily dose that you may obtain
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from the sig or a source field (or assumed daily dose of 1) for solid,
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indivisibile, drug products. If quantity represents ingredient amount,
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quantity divided by daily dose * concentration (from drug_strength) drug
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concept id tells you the dose form. 3. If it is an administration
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record, set drug end date equal to drug start date. If the record is a
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written prescription then set end date to start date + 29. If the record
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is a mail-order prescription set end date to start date + 89. The end
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date must be equal to or greater than the start date. Ibuprofen 20mg/mL
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oral solution concept tells us this is oral solution. Calculate duration
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as quantity (200 example) * daily dose (5mL) /concentration (20mg/mL)
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200*5/20 = 50 days. <a
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href="https://ohdsi.github.io/CommonDataModel/drug_dose.html">Examples
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by dose form</a><br><br>For detailed conventions for how to populate
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this field, please see the <a
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end date from start date and duration.<br>For detailed conventions for
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how to populate this field, please see the <a
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href="https://ohdsi.github.io/Themis/tag_drug_exposure.html">THEMIS
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repository</a>.
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</td>

docs/cdm54.html

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Original file line numberDiff line numberDiff line change
@@ -3676,23 +3676,8 @@ <h3 class="tabset tabset-pills">drug_exposure</h3>
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</td>
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<td style="text-align:left;">
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If this information is not explicitly available in the data, infer the
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end date using the following methods:<br><br> 1. Start first with
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duration or days supply using the calculation drug start date + days
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supply -1 day. 2. Use quantity divided by daily dose that you may obtain
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from the sig or a source field (or assumed daily dose of 1) for solid,
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indivisibile, drug products. If quantity represents ingredient amount,
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quantity divided by daily dose * concentration (from drug_strength) drug
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concept id tells you the dose form. 3. If it is an administration
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record, set drug end date equal to drug start date. If the record is a
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written prescription then set end date to start date + 29. If the record
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is a mail-order prescription set end date to start date + 89. The end
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date must be equal to or greater than the start date. Ibuprofen 20mg/mL
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oral solution concept tells us this is oral solution. Calculate duration
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as quantity (200 example) * daily dose (5mL) /concentration (20mg/mL)
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200*5/20 = 50 days. <a
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href="https://ohdsi.github.io/CommonDataModel/drug_dose.html">Examples
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by dose form</a><br><br>For detailed conventions for how to populate
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this field, please see the <a
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end date from start date and duration.<br>For detailed conventions for
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how to populate this field, please see the <a
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href="https://ohdsi.github.io/Themis/tag_drug_exposure.html">THEMIS
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repository</a>.
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</td>

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