-
Initial Patient Population =
- AND: "Patient Characteristic Birthdate: birth date" >= 18 year(s) starts before start of "Occurrence A of Encounter, Performed:
Encounter Inpatient"
- AND: "Occurrence A of Encounter, Performed: Encounter Inpatient (length of stay <= 120 day(s))"
- AND: "Occurrence A of Encounter, Performed: Encounter Inpatient" ends during "Measurement Period"
- AND:
- AND NOT:
- OR: "Diagnosis, Active: Venous Thromboembolism (ordinality: 'Principal')"
- OR: "Diagnosis, Active: Obstetrics VTE (ordinality: 'Principal')"
- AND:
- OR: "Diagnosis, Active: Venous Thromboembolism"
- OR: "Diagnosis, Active: Obstetrics VTE"
- starts during "Occurrence A of Encounter, Performed: Encounter Inpatient"
-
Denominator =
- AND: "Initial Patient Population"
- AND: "Occurrence A of Diagnostic Study, Order: VTE Diagnostic Test" starts during "Occurrence A of Encounter, Performed: Encounter
Inpatient"
- AND: FIRST: "Occurrence A of Diagnostic Study, Result: VTE Diagnostic Test (result: 'VTE Confirmed')" starts during "Occurrence
A of Encounter, Performed: Encounter Inpatient"
-
Denominator Exclusions =
- AND:
- OR: "Medication, Administered: Unfractionated Heparin (route: 'Intravenous route')" starts before start of "Occurrence A of
Diagnostic Study, Order: VTE Diagnostic Test"
- OR:
- AND:
- OR:
- AND: "Occurrence A of Encounter, Performed: Emergency Department Visit" <= 1 hour(s) ends before start of "Occurrence A of
Encounter, Performed: Encounter Inpatient"
- AND:
- OR: "Medication, Administered not done: Medical Contraindication" for "Low Dose Unfractionated Heparin for VTE Prophylaxis
"
- OR: "Medication, Administered not done: Medical Contraindication" for "Low Molecular Weight Heparin for VTE Prophylaxis "
- OR: "Medication, Administered not done: Medical Contraindication" for "Injectable Factor Xa Inhibitor for VTE Prophylaxis
"
- OR: "Medication, Administered not done: Medical Contraindication" for "Warfarin "
- starts during "Occurrence A of Encounter, Performed: Emergency Department Visit"
- OR:
- OR:
- OR: "Medication, Administered not done: Medical Contraindication" for "Low Dose Unfractionated Heparin for VTE Prophylaxis
"
- OR: "Medication, Administered not done: Medical Contraindication" for "Low Molecular Weight Heparin for VTE Prophylaxis "
- OR: "Medication, Administered not done: Medical Contraindication" for "Injectable Factor Xa Inhibitor for VTE Prophylaxis
"
- OR: "Medication, Administered not done: Medical Contraindication" for "Warfarin "
- starts before start of "Occurrence A of Diagnostic Study, Order: VTE Diagnostic Test"
- starts during "Occurrence A of Encounter, Performed: Encounter Inpatient"
- AND:
- OR:
- AND: "Occurrence A of Encounter, Performed: Emergency Department Visit" <= 1 hour(s) ends before start of "Occurrence A of
Encounter, Performed: Encounter Inpatient"
- AND:
- OR: "Device, Applied not done: Medical Contraindication" for "Intermittent pneumatic compression devices (IPC) "
- OR: "Device, Applied not done: Medical Contraindication" for "Venous foot pumps (VFP) "
- OR: "Device, Applied not done: Medical Contraindication" for "Graduated compression stockings (GCS) "
- starts during "Occurrence A of Encounter, Performed: Emergency Department Visit"
- OR:
- OR:
- OR: "Device, Applied not done: Medical Contraindication" for "Intermittent pneumatic compression devices (IPC) "
- OR: "Device, Applied not done: Medical Contraindication" for "Venous foot pumps (VFP) "
- OR: "Device, Applied not done: Medical Contraindication" for "Graduated compression stockings (GCS) "
- starts before start of "Occurrence A of Diagnostic Study, Order: VTE Diagnostic Test"
- starts during "Occurrence A of Encounter, Performed: Encounter Inpatient"
- OR:
- AND: "Occurrence A of Encounter, Performed: Emergency Department Visit" <= 1 hour(s) ends before start of "Occurrence A of
Encounter, Performed: Encounter Inpatient"
- AND:
- OR: "Medication, Administered not done: Patient Refusal" for "Low Molecular Weight Heparin for VTE Prophylaxis "
- OR: "Medication, Administered not done: Patient Refusal" for "Low Dose Unfractionated Heparin for VTE Prophylaxis "
- OR: "Medication, Administered not done: Patient Refusal" for "Injectable Factor Xa Inhibitor for VTE Prophylaxis "
- OR: "Medication, Administered not done: Patient Refusal" for "Warfarin "
- OR: "Device, Applied not done: Patient Refusal" for "Venous foot pumps (VFP) "
- OR: "Device, Applied not done: Patient Refusal" for "Graduated compression stockings (GCS) "
- OR: "Device, Applied not done: Patient Refusal" for "Intermittent pneumatic compression devices (IPC) "
- starts during "Occurrence A of Encounter, Performed: Emergency Department Visit"
- OR:
- OR:
- OR: "Medication, Administered not done: Patient Refusal" for "Low Molecular Weight Heparin for VTE Prophylaxis "
- OR: "Medication, Administered not done: Patient Refusal" for "Low Dose Unfractionated Heparin for VTE Prophylaxis "
- OR: "Medication, Administered not done: Patient Refusal" for "Injectable Factor Xa Inhibitor for VTE Prophylaxis "
- OR: "Medication, Administered not done: Patient Refusal" for "Warfarin "
- OR: "Device, Applied not done: Patient Refusal" for "Venous foot pumps (VFP) "
- OR: "Device, Applied not done: Patient Refusal" for "Graduated compression stockings (GCS) "
- OR: "Device, Applied not done: Patient Refusal" for "Intermittent pneumatic compression devices (IPC) "
- starts before start of "Occurrence A of Diagnostic Study, Order: VTE Diagnostic Test"
- starts during "Occurrence A of Encounter, Performed: Encounter Inpatient"
- OR:
- AND: "Occurrence A of Encounter, Performed: Emergency Department Visit" <= 1 hour(s) ends before start of "Occurrence A of
Encounter, Performed: Encounter Inpatient"
- AND:
- OR: "Diagnosis, Active: VTE Suspected"
- OR: "Diagnosis, Active: Obstetrics VTE"
- OR: "Diagnosis, Active: Venous Thromboembolism"
- OR: "Occurrence A of Diagnostic Study, Order: VTE Diagnostic Test"
- starts during "Occurrence A of Encounter, Performed: Emergency Department Visit"
- OR:
- OR: "Diagnosis, Active: VTE Suspected"
- OR: "Diagnosis, Active: Obstetrics VTE"
- OR: "Diagnosis, Active: Venous Thromboembolism"
- OR: "Occurrence A of Diagnostic Study, Order: VTE Diagnostic Test"
- <= 1 day(s) starts after start of "Occurrence A of Encounter, Performed: Encounter Inpatient"
- OR:
- OR: "Intervention, Order: Comfort Measures"
- OR: "Intervention, Performed: Comfort Measures"
- starts during "Occurrence A of Encounter, Performed: Encounter Inpatient"
- OR:
- AND: "Occurrence A of Encounter, Performed: Emergency Department Visit" <= 1 hour(s) ends before start of "Occurrence A of
Encounter, Performed: Encounter Inpatient"
- AND:
- OR: "Intervention, Order: Comfort Measures"
- OR: "Intervention, Performed: Comfort Measures"
- starts during "Occurrence A of Encounter, Performed: Emergency Department Visit"
-
Numerator =
- AND NOT:
- AND: "Occurrence A of Medication, Administered: Low Dose Unfractionated Heparin for VTE Prophylaxis (route: 'Subcutaneous
route')" >= 1 day(s) starts before start of "Occurrence A of Diagnostic Study, Order: VTE Diagnostic Test"
- AND: "Occurrence A of Medication, Administered: Low Dose Unfractionated Heparin for VTE Prophylaxis (route: 'Subcutaneous
route')" starts during "Occurrence A of Encounter, Performed: Encounter Inpatient"
- AND NOT:
- AND: "Occurrence A of Medication, Administered: Low Molecular Weight Heparin for VTE Prophylaxis (route: 'Subcutaneous route')"
>= 1 day(s) starts before start of "Occurrence A of Diagnostic Study, Order: VTE Diagnostic Test"
- AND: "Occurrence A of Medication, Administered: Low Molecular Weight Heparin for VTE Prophylaxis (route: 'Subcutaneous route')"
starts during "Occurrence A of Encounter, Performed: Encounter Inpatient"
- AND NOT:
- AND: "Occurrence A of Medication, Administered: Injectable Factor Xa Inhibitor for VTE Prophylaxis" >= 1 day(s) starts before
start of "Occurrence A of Diagnostic Study, Order: VTE Diagnostic Test"
- AND: "Occurrence A of Medication, Administered: Injectable Factor Xa Inhibitor for VTE Prophylaxis" starts during "Occurrence
A of Encounter, Performed: Encounter Inpatient"
- AND NOT:
- AND: "Occurrence A of Medication, Administered: Warfarin" >= 1 day(s) starts before start of "Occurrence A of Diagnostic
Study, Order: VTE Diagnostic Test"
- AND: "Occurrence A of Medication, Administered: Warfarin" starts during "Occurrence A of Encounter, Performed: Encounter Inpatient"
- AND NOT:
- AND: "Occurrence A of Medication, Administered: Oral Factor Xa Inhibitor for VTE Prophylaxis" >= 1 day(s) starts before start
of "Occurrence A of Diagnostic Study, Order: VTE Diagnostic Test"
- AND: "Occurrence A of Medication, Administered: Oral Factor Xa Inhibitor for VTE Prophylaxis" starts during "Occurrence A
of Encounter, Performed: Encounter Inpatient"
- AND NOT:
- AND: "Occurrence A of Device, Applied: Venous foot pumps (VFP)" >= 1 day(s) starts before start of "Occurrence A of Diagnostic
Study, Order: VTE Diagnostic Test"
- AND: "Occurrence A of Device, Applied: Venous foot pumps (VFP)" starts during "Occurrence A of Encounter, Performed: Encounter
Inpatient"
- AND NOT:
- AND: "Occurrence A of Device, Applied: Intermittent pneumatic compression devices (IPC)" >= 1 day(s) starts before start
of "Occurrence A of Diagnostic Study, Order: VTE Diagnostic Test"
- AND: "Occurrence A of Device, Applied: Intermittent pneumatic compression devices (IPC)" starts during "Occurrence A of Encounter,
Performed: Encounter Inpatient"
- AND NOT:
- AND: "Occurrence A of Device, Applied: Graduated compression stockings (GCS)" >= 1 day(s) starts before start of "Occurrence
A of Diagnostic Study, Order: VTE Diagnostic Test"
- AND: "Occurrence A of Device, Applied: Graduated compression stockings (GCS)" starts during "Occurrence A of Encounter, Performed:
Encounter Inpatient"
-
Denominator Exceptions =
-
"Device, Applied not done: Medical Contraindication" using "Medical Contraindication SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.412)"
-
"Device, Applied not done: Medical Contraindication" using "Medical Contraindication SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.412)"
-
"Device, Applied not done: Medical Contraindication" using "Medical Contraindication SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.412)"
-
"Device, Applied not done: Patient Refusal" using "Patient Refusal SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.93)"
-
"Device, Applied not done: Patient Refusal" using "Patient Refusal SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.93)"
-
"Device, Applied not done: Patient Refusal" using "Patient Refusal SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.93)"
-
"Device, Applied: Graduated compression stockings (GCS)" using "Graduated compression stockings (GCS) SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.256)"
-
"Device, Applied: Intermittent pneumatic compression devices (IPC)" using "Intermittent pneumatic compression devices (IPC) SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.214)"
-
"Device, Applied: Venous foot pumps (VFP)" using "Venous foot pumps (VFP) SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.230)"
-
"Diagnosis, Active: Obstetrics VTE" using "Obstetrics VTE Grouping Value Set (2.16.840.1.113883.3.117.1.7.1.264)"
-
"Diagnosis, Active: VTE Suspected" using "VTE Suspected SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.277)"
-
"Diagnosis, Active: Venous Thromboembolism" using "Venous Thromboembolism Grouping Value Set (2.16.840.1.113883.3.117.1.7.1.279)"
-
"Diagnostic Study, Order: VTE Diagnostic Test" using "VTE Diagnostic Test Grouping Value Set (2.16.840.1.113883.3.117.1.7.1.276)"
-
"Diagnostic Study, Result: VTE Diagnostic Test" using "VTE Diagnostic Test Grouping Value Set (2.16.840.1.113883.3.117.1.7.1.276)"
-
"Encounter, Performed: Emergency Department Visit" using "Emergency Department Visit SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.292)"
-
"Encounter, Performed: Encounter Inpatient" using "Encounter Inpatient SNOMEDCT Value Set (2.16.840.1.113883.3.666.5.307)"
-
"Intervention, Order: Comfort Measures " using "Comfort Measures SNOMEDCT Value Set (1.3.6.1.4.1.33895.1.3.0.45)"
-
"Intervention, Performed: Comfort Measures " using "Comfort Measures SNOMEDCT Value Set (1.3.6.1.4.1.33895.1.3.0.45)"
-
"Medication, Administered not done: Medical Contraindication" using "Medical Contraindication SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.412)"
-
"Medication, Administered not done: Medical Contraindication" using "Medical Contraindication SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.412)"
-
"Medication, Administered not done: Medical Contraindication" using "Medical Contraindication SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.412)"
-
"Medication, Administered not done: Medical Contraindication" using "Medical Contraindication SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.412)"
-
"Medication, Administered not done: Patient Refusal" using "Patient Refusal SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.93)"
-
"Medication, Administered not done: Patient Refusal" using "Patient Refusal SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.93)"
-
"Medication, Administered not done: Patient Refusal" using "Patient Refusal SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.93)"
-
"Medication, Administered not done: Patient Refusal" using "Patient Refusal SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.93)"
-
"Medication, Administered: Injectable Factor Xa Inhibitor for VTE Prophylaxis" using "Injectable Factor Xa Inhibitor for VTE Prophylaxis RXNORM Value Set (2.16.840.1.113883.3.117.1.7.1.211)"
-
"Medication, Administered: Low Dose Unfractionated Heparin for VTE Prophylaxis" using "Low Dose Unfractionated Heparin for VTE Prophylaxis RXNORM Value Set (2.16.840.1.113762.1.4.1045.39)"
-
"Medication, Administered: Low Molecular Weight Heparin for VTE Prophylaxis" using "Low Molecular Weight Heparin for VTE Prophylaxis RXNORM Value Set (2.16.840.1.113883.3.117.1.7.1.219)"
-
"Medication, Administered: Oral Factor Xa Inhibitor for VTE Prophylaxis" using "Oral Factor Xa Inhibitor for VTE Prophylaxis RXNORM Value Set (2.16.840.1.113883.3.117.1.7.1.134)"
-
"Medication, Administered: Unfractionated Heparin" using "Unfractionated Heparin RXNORM Value Set (2.16.840.1.113883.3.117.1.7.1.218)"
-
"Medication, Administered: Warfarin" using "Warfarin RXNORM Value Set (2.16.840.1.113883.3.117.1.7.1.232)"
-
"Patient Characteristic Birthdate: birth date" using "birth date LOINC Value Set (2.16.840.1.113883.3.560.100.4)"
-
Attribute: "Route: Intravenous route" using "Intravenous route SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.222)"
-
Attribute: "Route: Subcutaneous route" using "Subcutaneous route SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.223)"
-
Attribute: "Result: VTE Confirmed" using "VTE Confirmed SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.407)"
-
Attribute: "Ordinality: Principal" using "Principal SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.14)"
-
"Patient Characteristic Ethnicity: Ethnicity" using "Ethnicity CDCREC Value Set (2.16.840.1.114222.4.11.837)"
-
"Patient Characteristic Payer: Payer" using "Payer SOP Value Set (2.16.840.1.114222.4.11.3591)"
-
"Patient Characteristic Race: Race" using "Race CDCREC Value Set (2.16.840.1.114222.4.11.836)"
-
"Patient Characteristic Sex: ONC Administrative Sex" using "ONC Administrative Sex AdministrativeSex Value Set (2.16.840.1.113762.1.4.1)"